Chemistry, asked by BBCOOKY, 1 month ago

5.WRITE THE VALENCY OF THE FOLLOWING ELEMENTS.
(I) Sodium (II) Magnesium (III)Iron (IV) Sulphur (V)Carbon

6.WRITE THE ATOMICITY AND
ELEMENTS PRESENT IN THE FOLLOWING COMPOUNDS.
(I) Common salt (II)Water (III) Carbon dioxide (IV) Calcium Oxide (V) Magnesium Oxide.​

Answers

Answered by AllFatherOdin
2

Answer:

Here are your answer dear

5. Valency of Sodium(Na) - 1

Magnesium - 2

Calcium - 2

Sulphur - 3

Carbon - 4

6. Common salt - NaCl elements present - Sodium, Chlorine

atomicity - divalent

Water - H₂O elements present are Hydrogen and Oxygen

atomicity - divalent

Carbon dioxide - CO₂ elements- Carbon and oxygen

atomicity - divalent

Calcium Oxide - CaO elements - Calcium and oxygen

atomicity - divalent

Magnesium Oxide - MgO elements - Magnesium and oxygen

atomicity - divalent.

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