Bond angle in H₂O₂ is
Bond angle in H₂O₂ is
Options
(a) 97⁰ (b) 91⁰ (c) 94.8⁰ (d) 99.8⁰
Correct Answer:
97⁰
Explanation:
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Bond angle in H₂O₂ is
Options
(a) 97⁰ (b) 91⁰ (c) 94.8⁰ (d) 99.8⁰
Correct Answer:
97⁰
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Heavy water is obtained by
Options
(a) boiling water (b) fractional distillation of H₂O (c) prolonged electrolysis of H₂O (d) heating H₂O₂
Correct Answer:
prolonged electrolysis of H₂O
Explanation:
No explanation available. Be […]
Para and ortho-hydrogen differ in
Options
(a) atomic number (b) atomic mass (c) spins of proton (d) number of neutron
Correct Answer:
spins of proton
Explanation:
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Sexual reproduction in plants was discovered by
Options
(a) Camerarius (b) Strasburger (c) Nawaschin (d) Hofmeister
Correct Answer:
Strasburger
Explanation:
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A freely suspended bar magnet aligns itself in
Options
(a) A direction (b) A particular direction (c) Any direction (d) Depends on mass of target
Correct Answer:
A particular direction
Explanation:
A freely suspended […]
Magnetism of a magnet is due to
Options
(a) Cosmic rays (b) Large magnet at the centre of Earth (c) Spins of electrons (d) Gravitation
Correct Answer:
Spins of electrons
Explanation:
No explanation […]
Polyamide
Options
(a) orlon (b) nylon (c) teflon (d) terylene
Correct Answer:
nylon
Explanation:
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Roasting is done in
Options
(a) blast furnace (b) reverberatory furnace (c) electric furnace (d) refractory furnace
Correct Answer:
reverberatory furnace
Explanation:
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Magnetism of a magnet is due to
Options
(a) Cosmic rays (b) Large magnet at the centre of Earth (c) Spins of electrons (d) Gravitation
Correct Answer:
Spins of electrons
Explanation:
Spins of electrons […]
Two chemicals having same chemical formula but different arrangement of atoms are called
Options
(a) isotopes (b) isomers (c) polymers (d) epimers
Correct Answer:
isomers
Explanation:
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