Which is purified by steam distillation
Which is purified by steam distillation Options (a) Aniline (b) Benzoic acid (c) petroleum (d) Naphthalene Correct Answer: AnilineExplanation:Aniline is…
7 years ago
Basic Concepts of Chemistry
What is the number of mols of hydrogen atoms in 3.2g of methane
What is the number of mols of hydrogen atoms in 3.2g of methane Options (a) 0.2 (b) 0.4 (c) 0.8…
7 years ago
An equation is given as:SnO₂ + C → Sn + CO.Its balanced form will involve
An equation is given as:SnO₂ + C → Sn + CO.Its balanced form will involve Options (a) C and 2CO…
7 years ago
Which of the following compounds volatilises on heating
Which of the following compounds volatilises on heating Options (a) ZnCl₂ (b) HgCl₂ (c) MgCl₂ (d) None of these Correct…
7 years ago
If 18g of water is electrolysed then volume of oxygen obtained at STP is
If 18g of water is electrolysed then volume of oxygen obtained at STP is Options (a) 11.2 L (b) 2.8…
7 years ago
10g of hydrogen and 64g of oxygen were filled in a steel vessel and exploded.
10g of hydrogen and 64g of oxygen were filled in a steel vessel and exploded.Amount of water produced in this…
7 years ago
The number of atoms in 0.004g of magnesium will be
The number of atoms in 0.004g of magnesium will be Options (a) 24 (b) 10²⁰ (c) 96 (d) 6.2 x…
7 years ago
The compound which does not exist as hydrate form
The compound which does not exist as hydrate form Options (a) ferrous sulphate (b) copper sulphate (c) magnesium sulphate (d)…
7 years ago
The equivalent mass of Fe in FeO is
The equivalent mass of Fe in FeO is Options (a) 56 (b) 28 (c) 36 (d) 18.66 Correct Answer: 28Explanation:No…
7 years ago
The most suitable method of the separation of a 1:1 mixture of ortho-and para
The most suitable method of the separation of a 1:1 mixture of ortho-and para-nitrophenols is Options (a) filtration (b) sublimation…
7 years ago