The correct statement regarding defects in crystalline solids is
Options
(a) Frenkal defects decrease the density of crystalline solids (b) Frenkal defect is a dislocation defect (c) Frenkal defect is found in halides […]
In the reaction with HCl, an alkene reacts in accordance with the Markovnikov’s rule to give a product 1-chloro-1-methylcyclohexane.The possible alkene is
Options
(a)
(b)
(c)
A and B
(d)
20.0 g of a magnesium carbonate sample decomposes on heating to give carbon dioxide and 8.0 g magnesium oxide. What will be the percentage purity of magnesium carbonate in the sample? (At.Wt.of Mg =24)
2,3-Dimethyl 1-2-butene can be prepared by heating which of the following compounds with a strong acid
Options
(a) (CH₃)₃C – CH = CH₂ (b) (CH₃)₂C = CH – CH₂ – CH₃ (c) (CH₃)₂CH […]
Which of the following is not a common component of Photochemical Smong
Options
(a) Ozone (b) Acrolein (c) Peroxyacetyl nitrate (d) Chloroflurocarbons
Correct Answer:
Chloroflurocarbons
Explanation:
No explanation available. Be the first to […]
Which one of the following species has plane triangular shape
Options
(a) N₃⁻ (b) NO₃⁻ (c) NO₂⁻ (d) CO₂
Correct Answer:
NO₃⁻
Explanation:
No explanation available. Be the first to write the explanation […]
Which property of colloidal solution is not dependent on the charge on colloidal particles
Options
(a) Coagulation (b) Electrophoresis (c) Electro-osmosis (d) Tyndall effect
Correct Answer:
Tyndall effect
Explanation:
No explanation available. Be […]
Which one of the most reactive towards nucleophilic addition reaction
Options
(a)
(b)
(c)
(d)
Correct Answer:
Answer : d
Explanation:
No explanation available. Be the first to write the […]
Which one of the following is not a Common component of photochemical smog
Options
(a) Ozone (b) Acrolein (c) Peroxyacetyl nitrate (d) Chlorofluorocarbons
Correct Answer:
Chlorofluorocarbons
Explanation:
The oxidised hydrocarbons and ozone in […]
Which one of the following is an example of thermosetting polymer
Options
(a) – CH₂ – C = CH – CH₂ – I Cl (b) – CH₂ – CH – I Cl (c) […]
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