1.

Match the columns:Column ‘A’Column ‘B’ElementAtomic mass(1) Neon(a) 35.5(2) Silicon(b) 32(3) Chlorine (c) 28(4) Sulphur(d) 20

Answer»

(1) Neon - (d) 20

(2) Silicon - (c) 28

(3) Chlorine - (a) 35.5

(4) Sulphur - (b) 32



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