Question

7) Give the names of the elements present in the following compounds:
(a) Quick lime (b) Hydrogen bromide (c) Baking powder (d) Potassium sulphate.​

Answer 1

Explanation:

(a) Calcium and oxygen

(B) Hydrogen and bromine

(c) Sodium, Hydrogen, Carbon and Oxygen.

(d) Potassium, Sulphur and Oxygen.

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Answer 2

Answer:

(A) calcium and oxygen

b) hydrogen and bromine

c) sodium,carbon,oxygen, hydrogen

d) Potassium, sulphur, oxygen

Explanation:

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