Chemistry
General
Easy
Question
Organic compounds are studied separately from inorganic compounds because:
- They occur in plants and animals
- These are combustible and have complex structures
- These are the compounds of carbon
- The number of organic compounds is very large
The correct answer is: The number of organic compounds is very large
Related Questions to study
Chemistry
An aliphatic hydroxy acid is:
An aliphatic hydroxy acid is:
ChemistryGeneral
Chemistry
Acetone and acetaldehyde can be identified by treatment with:
Acetone and acetaldehyde can be identified by treatment with:
ChemistryGeneral
Chemistry
Which of the following statement is correct?
Which of the following statement is correct?
ChemistryGeneral
Chemistry
What is the product in following cross Claisen condensation?
What is the product in following cross Claisen condensation?
ChemistryGeneral
Chemistry
Match the columns
Column-I Column-II
A) Coordinated water (p)
B) Interstitial water (q)
C) Hydrogen-bonded water (r)
(s)
Match the columns
Column-I Column-II
A) Coordinated water (p)
B) Interstitial water (q)
C) Hydrogen-bonded water (r)
(s)
ChemistryGeneral
Chemistry
Match the columns.
Column I Column II
Match the columns.
Column I Column II
ChemistryGeneral
Chemistry
Match the columns.
Column I Column II
A) NaCl (P) Cationic hydrolysis
B) Na2CO3 (Q) Anionic hydrolysis
C) NH4Cl (R) pH = 7.0 at 25oC
D) CH3COONH4 (S) pH < 7.0 at 25oC
(T) pH > 7.0 at 25oC
Ka, CH3COOH = Kb, NH4OH
Match the columns.
Column I Column II
A) NaCl (P) Cationic hydrolysis
B) Na2CO3 (Q) Anionic hydrolysis
C) NH4Cl (R) pH = 7.0 at 25oC
D) CH3COONH4 (S) pH < 7.0 at 25oC
(T) pH > 7.0 at 25oC
Ka, CH3COOH = Kb, NH4OH
ChemistryGeneral
Chemistry
Column I (pH value) Column II (Solution)
A) 5.0 (P) pH at which Mg(OH)2 just start precipitating from 2.0×10−3 M-Mg2+ solution (Ksp of Mg(OH)2 = 2 × 10−6 M3 ).
B) 9.0 (Q) Maximum pH at which 0.1 mole of Al(OH)3 dissolves completely as Al3+ in 1 L solution (Ksp of Al(OH)3 = 1 × 10−28 M4).
C) 12.5 (R) pH at which 0.1 M-CH3COOH dissociates 1000/11% (Ka of CH3COOH = 1.0×10−5M).
D) 6.0 (S) pH of 0.001 M-HA (weak acid) solution (pKa of HA = pKb of A−).
(T) pH of 3×10−5 M-CaA2 solution (CaA2 dissociates completely in water; Ka of HA = 5 × 10−9).
Column I (pH value) Column II (Solution)
A) 5.0 (P) pH at which Mg(OH)2 just start precipitating from 2.0×10−3 M-Mg2+ solution (Ksp of Mg(OH)2 = 2 × 10−6 M3 ).
B) 9.0 (Q) Maximum pH at which 0.1 mole of Al(OH)3 dissolves completely as Al3+ in 1 L solution (Ksp of Al(OH)3 = 1 × 10−28 M4).
C) 12.5 (R) pH at which 0.1 M-CH3COOH dissociates 1000/11% (Ka of CH3COOH = 1.0×10−5M).
D) 6.0 (S) pH of 0.001 M-HA (weak acid) solution (pKa of HA = pKb of A−).
(T) pH of 3×10−5 M-CaA2 solution (CaA2 dissociates completely in water; Ka of HA = 5 × 10−9).
ChemistryGeneral
Chemistry
A ketone reacted with 
reagent followed by hydrolysis gave a product which on dehydration gives an alkene. The alkene on ozonolysis gave diethyl ketone and acetaldehyde. The ketone is:
A ketone reacted with reagent followed by hydrolysis gave a product which on dehydration gives an alkene. The alkene on ozonolysis gave diethyl ketone and acetaldehyde. The ketone is:
ChemistryGeneral
Chemistry
Consider the reaction:
What sort of reaction is it?
Consider the reaction:
What sort of reaction is it?
ChemistryGeneral
Chemistry
In the above reactions ‘A’ and ‘B’ respectively are
In the above reactions ‘A’ and ‘B’ respectively are
ChemistryGeneral
Chemistry
Amides may be converted into amines by reaction named after:
Amides may be converted into amines by reaction named after:
ChemistryGeneral
Chemistry
Carboxylic acids dissolve in NaOH because the acids undergo:
Carboxylic acids dissolve in NaOH because the acids undergo:
ChemistryGeneral
Chemistry
0.20 g of a hydrocarbon on combustion gave 0.66 g CO2 .The percentage of hydrogen in the hydrocarbon is about :
0.20 g of a hydrocarbon on combustion gave 0.66 g CO2 .The percentage of hydrogen in the hydrocarbon is about :
ChemistryGeneral
Chemistry
ChemistryGeneral
