Question

Write few steps followed in criss-cross method application.
Write few formulae using
criss - cross method to following substances.
(i) Sodium chloride
(ii) Copper sulphate
(iii) Sulphuric acid
(iv) Calcium hydroxide

Answer 1

Answer:

i so2 2 cuso4 3 h2so4 4 ca (oh) 2

Answer 2

Answer:

(i) Sodium chloride -Nacl

(ii) Copper sulphate-cuSO4

(iii) Sulphuric acid H2SO4

(iv) Calcium hydroxide-ca(OH)2