7 szkoły podstawowej

8 szkoły podstawowej

Chemia w zadaniach i przykładach. Zbiór zadań dla klas 7 i 8 szkoły podstawowej.

Chemia

Chemia 7

Chemia 7 i 8

Chemia Nowej Ery 7

Ciekawa chemia 7

Świat chemii 7

1.&nbsp; 4Cu+O2​→2Cu2​O &nbsp;

a) A - C (węgiel) B - Pb (ołów)&nbsp;

Nazwa &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wzór sumaryczny :&nbsp; Wodorotlenek sodu &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; NaIOIIHI &nbsp;

Wodorotlenek &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wartościowość metalu&nbsp; CsOH &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; I&nbsp; Sr(OH)2​ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; II&nbsp;

Wzór wodorotlenku &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Nazwa wodorotlenku&nbsp; AgOH &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek srebra(I)&nbsp; Zn(OH)2​ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek cynku(II)&nbsp; Ba(OH)2​ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek baru&nbsp; Ni(OH)3​ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek niklu(III)&nbsp; RbOH &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek rubidu&nbsp; Bi(OH)3​ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek bizmutu(III)&nbsp; Fe(OH)3​ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek żelaza(III)&nbsp; Mn(OH)2​ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek manganu(II)&nbsp;

2Li+2H2​O→2LiOH+H2​ &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; wodorotlenek litu

1.&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/26dad8e8b1909ad80d02161bac9cacb310cca5521ca2a7828aeb048dffb57a02_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/26dad8e8b1909ad80d02161bac9cacb310cca5521ca2a7828aeb048dffb57a02_big.svg" type="image/svg+xml"></object> &nbsp;

Nazwa &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wzór sumaryczny :&nbsp; Wodorotlenek sodu &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/86fd4c242fbe759f5916d266bf386deefc6a73bedfaee56b646293617247abbc_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/86fd4c242fbe759f5916d266bf386deefc6a73bedfaee56b646293617247abbc_big.svg" type="image/svg+xml"></object> &nbsp;

Wodorotlenek &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wartościowość metalu&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/b8438fb2536f71c1e33cc1a93759d7489a35a2da99071df7b679aa976991b993_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/b8438fb2536f71c1e33cc1a93759d7489a35a2da99071df7b679aa976991b993_big.svg" type="image/svg+xml"></object> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; I&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/256f393237103960a9961a3868707cd39c8e99b25e19776db2bb5c5c2e46452d_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/256f393237103960a9961a3868707cd39c8e99b25e19776db2bb5c5c2e46452d_big.svg" type="image/svg+xml"></object> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; II&nbsp;

Wzór wodorotlenku &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Nazwa wodorotlenku&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/9398158d0398cff84fc5b3c999e66bed2e5b44ffffce38d50bdd38cb9850dd97_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/9398158d0398cff84fc5b3c999e66bed2e5b44ffffce38d50bdd38cb9850dd97_big.svg" type="image/svg+xml"></object> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek srebra(I)&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/fe57148f2adf13c1927924c254bdf928dbafe68ee7ad2159084bd91ebcfc9b3d_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/fe57148f2adf13c1927924c254bdf928dbafe68ee7ad2159084bd91ebcfc9b3d_big.svg" type="image/svg+xml"></object> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek cynku(II)&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/5358743ac0e8f5a2f34e4cef613aa745e48d2d322ad45865ed5b26efffbb31b5_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/5358743ac0e8f5a2f34e4cef613aa745e48d2d322ad45865ed5b26efffbb31b5_big.svg" type="image/svg+xml"></object> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek baru&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/7bcedfd719a871bfb058fc4e351f0338593fb8c87bf8dbb65ec28fd5751e3997_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/7bcedfd719a871bfb058fc4e351f0338593fb8c87bf8dbb65ec28fd5751e3997_big.svg" type="image/svg+xml"></object> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek niklu(III)&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/f05c7dd9eb86314fc44feb1b880a9295b2d884e8407fa5a50d139dd94190bdf3_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/f05c7dd9eb86314fc44feb1b880a9295b2d884e8407fa5a50d139dd94190bdf3_big.svg" type="image/svg+xml"></object> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek rubidu&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/69d079e14db0208685ea804a1f02177f414b1949b5784862822fe3b7a5a58314_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/69d079e14db0208685ea804a1f02177f414b1949b5784862822fe3b7a5a58314_big.svg" type="image/svg+xml"></object> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek bizmutu(III)&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/373507ecb2b1a06027264afb9f63cf409576b75b5f9d2f9ecdfe6967c2c8be76_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/373507ecb2b1a06027264afb9f63cf409576b75b5f9d2f9ecdfe6967c2c8be76_big.svg" type="image/svg+xml"></object> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek żelaza(III)&nbsp; <object class="math small" data="https://odrabiamy.pl/api/v3/math_formulas/f1462dd2dc49efd384af68a353526ad4f15c24a55bbae5db01fe0ed7aee4ec2b_small.svg" type="image/svg+xml"></object><object class="math big" data="https://odrabiamy.pl/api/v3/math_formulas/f1462dd2dc49efd384af68a353526ad4f15c24a55bbae5db01fe0ed7aee4ec2b_big.svg" type="image/svg+xml"></object> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Wodorotlenek manganu(II)&nbsp;

Komentarze