Chemical Process Which of the following has sodium bicarbonate as its main constituent ? Baking soda None of these Washing soda Baking powder Baking soda None of these Washing soda Baking powder ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Plaster of Paris is Both A and B Used for setting of broken bones Same as gypsum CaSO₄.½H₂O Both A and B Used for setting of broken bones Same as gypsum CaSO₄.½H₂O ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chalcopyrite is the main ore of Copper Tin Lead Iron Copper Tin Lead Iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Main constituents of portland cement are calcium aluminate and Sodium silicate Silicates Gypsum Carbonates Sodium silicate Silicates Gypsum Carbonates ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H₂O = Fe₃O₄ + 4H₂, is not practised, as it is A discontinuous reaction (requiring regeneration of iron by water gas intermittently) All of these Still in development stage (by employing fluidised bed technique) A slow reaction A discontinuous reaction (requiring regeneration of iron by water gas intermittently) All of these Still in development stage (by employing fluidised bed technique) A slow reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from sea water. NH₃ SO₃ Cl₂ SO₂ NH₃ SO₃ Cl₂ SO₂ ANSWER DOWNLOAD EXAMIANS APP
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