In Kjeldahl’s mathod, the nitrogen present is estimated as
Options
(a) N₂ (b) NH₃ (c) NO₂ (d) N₂O₃
Correct Answer:
NH₃
Explanation:
No explanation available. Be the first to write the explanation for […]
Which of the following shows linear structure
Options
(a) acetylene (b) CCl₄ (c) ethane (d) ethene
Correct Answer:
acetylene
Explanation:
Acetylene (H -C ≡ CH) has linear structure.In acetylene, each carbon used its 2s, […]
0.765 gm of acid gives 0.55 g of CO₂ and 0.12 g of H₂O.Then find the ratio of the percentage of carbon and hydrogen
Options
(a) 19 : 2 (b) 18 : 11 […]
n-Butane and isobutane are
Options
(a) positional isomers (b) chain isomers (c) functional isomers (d) metamers
Correct Answer:
chain isomers
Explanation:
No explanation available. Be the first to write the explanation for this […]
Bond length between hybridised carbon atom and other carbon atom is minimum in
Options
(a) propene (b) butane (c) propane (d) propyne
Correct Answer:
propyne
Explanation:
The C – C bond length = 1.54Å,
When CO₂ is passed through solution of calcium hydroxide,Which one of the following compound is precipitated
Options
(a) Ca(HCO₃)₂ (b) CaO (c) CaCO₃ (d) Ca(OH)₂
Correct Answer:
CaCO₃
Explanation:
When you pass carbon […]
0.4 g of silver salt of a monobasic organic acid gave 0.26 g pure silver on ignition. The molecular weight of the acid is (atomic weight of silver = 108)
Options
(a) 59 […]
The functional isomer of ethanol is
Options
(a) ethylene glycol (b) methanol (c) dimethyl ether (d) diethyl ether
Correct Answer:
dimethyl ether
Explanation:
The functional isomer of ethanol is dimethyl ether. Alcohol is […]
Which of the following statement about the member of any one homologous series are true
Options
(a) They contain carbon and hydrogen only (b) They have the same empirical formula (c) They behave […]
In methane four C-H bonds are directed towards the corners of
Options
(a) an octahedron (b) a rhombus (c) a square (d) tetrahedron
Correct Answer:
tetrahedron
Explanation:
No explanation available. Be the first […]
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