Question

14. Match the following: (Refer common names in the
beginning of the book)
Compound
Formula
(a) Boric acid
(0) NaOH
(b) Phosphoric acid
(ii) SiO
(c) Nitrous acid
(ii) Na,Co
(d) Nitric acid
(iv) KOH
(e) Sulphurous acid
(v) Caco
(f) Sulphuric acid
(vi) NaHCO
(g) Hydrochloric acid
(vii) HS
(h) Silica (sand)
(viii) H.O
(i) Caustic soda
(TX) PH,
(sodium hydroxide)
(j) Caustic potash
(X) CHA
(potassium hydroxide)
(k) Washing soda
(XI) NH,
(sodium carbonate)
(xii) HCI
(xiii) H SO
(l) Baking soda
(sodium bicarbonate)
(m) Lime stone.
(calcium carbonate)
(n) Water
(0) Hydrogen sulphide
(p) Ammonia
(q) Phosphine
(r) Methane
(xiv) HNO
(xv) HNO2
(xvi) H,BO
(xvii) H,PO
(xviii) H2SO4
dical​

Answer 1

Explanation:

boric acid =H3BO3

phosphoric acid =H3PO4

nitrous acid = HNO2

nitric acid =HNO3

sulphurous acid=H2SO3

sulphuric acid=H2SO4

hydrochloric acid =HCl

silica(sand)=SiO2

caustic soda(sodium hydroxide)=NaOH

caustic potash(potassium hydroxide)=KOH

washing soda (sodium carbonate)=Na2CO3

baking soda (sodium bicarbonate)=NaHCO3

lime stone (calcium carbonate)=CaCO3

water=H2O

hydrogen sulphide =H2S

ammonia=NH3

phosphine=PH3

methane =CH4

Answer 2

Answer:

H3bo3

H3PO4

HNO2

HNO3

H2SO3

H2SO4

HCL

SIO2

NAOH

KOH

NA2CO3

NAHCO3

CACO3

H2O

H2S

NH3

PH3

CH4