Question

Write the number and name of atoms of each element in following molecules : (a) Na2CO3 (b) CuSO4 (c) Al2(SO4)3 (d) H2SO4​

Answer 1

Answer:

(a) NaCo2 contains 2 atoms

(b) CuSo4 contains 21 atoms

(c) Al2(So4)3 contains 17 atoms

(d) H2So4 contains 7 atoms.

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Answer 2

Answer:

a) sodium carbonate

b)copper sulphate

c) aluminium trisulphate

d) sulphuric acid