The compound containing coordinate bond is
The compound containing coordinate bond is
Options
(a) SO₃ (b) H₂SO₄ (c) O₃ (d) all of these
Correct Answer:
all of these
Explanation:
Coordinate bond is a special type of covalent bond which […]
Questions
The cell membranes are mainly composed of
The cell membranes are mainly composed of
Options
(a) fats (b) proteins (c) phospholipids (d) carbohydrates
Correct Answer:
phospholipids
Explanation:
No explanation available. Be the first to write the explanation for this […]
If Na is heated in presence of air, it forms
If Na is heated in presence of air, it forms
Options
(a) Na₂CO (b) Na₂O₂ (c) Na₂O (d) both Na₂O₂ and Na₂O
Correct Answer:
both Na₂O₂ and Na₂O
Explanation:
No explanation available. Be […]
Which of the following is used in refrigerant
Which of the following is used in refrigerant
Options
(a) SiC (b) CO₂ (c) CF₂Cl₂ (d) CHCl₃
Correct Answer:
CF₂Cl₂
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which of the following compound is not coloured
Which of the following compound is not coloured
Options
(a) Na₂[CuCl₄] (b) Na₂[CdCl₄] (c) K₄[Fe(CN)₆] (d) K₃[Fe(CN)₆]
Correct Answer:
Na₂[CdCl₄]
Explanation:
No explanation available. Be the first to write the explanation for this […]
What is formed when formaldehyde reacts with KOH
What is formed when formaldehyde reacts with KOH
Options
(a) Ethyl alcohol (b) Methanol (c) Acetylene (d) Methane
Correct Answer:
Methanol
Explanation:
No explanation available. Be the first to write the explanation for […]
Which of the following has highest hydration energy
Which of the following has highest hydration energy
Options
(a) MgCl₂ (b) CaCl₂ (c) BaCl₂ (d) SrCl₂
Correct Answer:
MgCl₂
Explanation:
No explanation available. Be the first to write the explanation for this […]
Libermann’s nitroso reaction may be used as a test for
Libermann’s nitroso reaction may be used as a test for
Options
(a) 1⁰ amine (b) 2⁰ amine (c) 3⁰ amine (d) quaternary-amine
Correct Answer:
2⁰ amine
Explanation:
No explanation available. Be the first […]
The maximum valency of an element with atomic number 7 is
The maximum valency of an element with atomic number 7 is
Options
(a) 2 (b) 5 (c) 4 (d) 3
Correct Answer:
5
Explanation:
No explanation available. Be the first to write the […]
The trivial names of propanone and 3-methyl-2-butanone are
The trivial names of propanone and 3-methyl-2-butanone are
Options
(a) acetone and methyl isopropyl ketone (b) diisopropyl ketone and acetone (c) acetone and diisopropyl ketone (d) aldone and butane
Correct Answer:
acetone and […]