Question

QUESTIONS
1.
Write the chemical formulae of
(a) Calcium chloride
(c) Lead Nitrate
(b) Magnesium bicarbonate
(0) Calcium Phosphate
(e) Aluminum sulphate Als (g) Iron (11) sulphide
(d) Sodium carbonate
(h) Mercury (1) chloride
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Answer 1

Write the chemical formulae of

(a) Calcium chloride

(c) Lead Nitrate

(b) Magnesium bicarbonate

(0) Calcium Phosphate

(e) Aluminum sulphate Als (g) Iron (11) sulphide

(d) Sodium carbonate

(h) Mercury (1) chloride

$\rule{230}2$

↓ ◇Answer◇ ↓

(a) Calcium chloride = cacl2

(c) Lead Nitrate = Pb(NO3)2

(b) Magnesium bicarbonate = 4MgCO3Mg(OH)2· 5H2O or C2H2MgO6

(0) Calcium Phosphate = Ca3(PO4)2

(e) Aluminum sulphate Als (g) Iron (11) sulphide = Al2(SO4)3

(d) Sodium carbonate = Na2co3

(h) Mercury (1) chloride = Hg2Cl2

↑ ◇ Answred ◇ ↑

$\rule{230}2$

Answer 2

a).cac12

c).pb(No3)2

b).c2H2Mgo6

o).ca3(po4)2

e).A12(so4)3

g).Fe

11).so2