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КОНКУРС 2 "РОЗМИНКА"

КОНКУРС 2 "РОЗМИНКА". КОНКУРС 3 "ЗНАЙДИ МЕНЕ". КОНКУРС 4 "ЕСТАФЕТА". КОНКУРС 5 "ЕКСПЕРИМЕНТАЛЬНИЙ". КОНКУРС 6 "КАПІТАНИ ВПЕРЕД" + КРОСВОРД. КОНКУРС 7 "ХТО БІЛЬШЕ". 1 . H3SO4 + NaOH → Na3SO4 + H2O 2. Cu + FeCl3 → Fe + CuCl2 3.NaSO4 + BaCl2 → BaSO4 + NaCl

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КОНКУРС 2 "РОЗМИНКА"

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  1. КОНКУРС 2 "РОЗМИНКА"

  2. КОНКУРС 3 "ЗНАЙДИ МЕНЕ"

  3. КОНКУРС 4 "ЕСТАФЕТА"

  4. КОНКУРС 5 "ЕКСПЕРИМЕНТАЛЬНИЙ"

  5. КОНКУРС 6 "КАПІТАНИ ВПЕРЕД" + КРОСВОРД

  6. КОНКУРС 7 "ХТО БІЛЬШЕ"

  7. 1.H3SO4 + NaOH → Na3SO4 + H2O 2. Cu + FeCl3 → Fe + CuCl2 3.NaSO4 + BaCl2 → BaSO4 + NaCl 4. CaCO3 + HNO3 → Ca(NO3)2 + CO2 5. CuO + H2O → Cu(OH)2 6. AlCl + KOH → AlOH + KCl

  8. КОНКУРС 8 "ПОЕТИЧНИЙ"

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