Question

unt
pour
ygen
ed in
emits
(yellow)
(greyish)
Collection of gas : Nitrogen is collected over
water in a gas jar (Fig. 9.8).
COPPER OXIDE
DRY
AMMONIA
NITROGEN
HEAT
UN
WATER
COLD
WATER
Fig. 9.8 Reducing action of ammonia
The water formed is collected in the U-tube
and is tested with anhydrous copper sulphate which​

Answer 1

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