Aldehydes and Ketones Mcqs MDCAT

 

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Q1:The carbon atom of a carbonyl group is:

A) Sp hybridized

B) Sp₂ Hybridized

C) Sp₃ Hybridized

D) None

B) Sp₂ Hybridized

Q2:Which one of the following will have highest boiling point?

A) Mathanal

B) Ethanal

C) Propanal

D) 2-Hexanone

D) 2-Hexanone

Q3: Major classes of organic compounds are :

A) Two

B) Three

C) Four

D) Five

C) Four:
1) Carbohydrates
2) Lipids
3) Proteins
4) Nucleic Acid

Q4:The order and molecularity of SN₂reactions is:

A) 2 , 2

B) 2 , 1

C) 1, 1

D) 1 , 2

A) 2 , 2

Q5:General formula of aldehyde and ketone is:

A) C_nH_2nO

B) C_nH_2nO₂

C) C_nH_2n

D) C_nH_2n-1

A) C_nH_2nO

Q6:The Change in concentration of reactants effect:

A) Rate Law

B) Order of reaction

C) Order of reactants

D) Rate Constant

A) Rate Law

Q7:With which phenol react to form benzene:

A) CCl₄

B) Br₂/H₂O

C) NaOH

D) Zn

D) Zn

Q8:If any two subshells have same (n+l) values , the subshell of ______ value will place first.

A) Higher

B) Smaller

C) Equal

D) Moderate

B) Smaller

Q10:Which of the following is used as hypnotic drug.

A) Chloral hydrate

B) Ethanol tetramer

C) Formamint

D) Slug poison

A) Chloral hydrate

Q11: The color of compound [Ti(H₂O)₆] is:

A) Red

B) Blue

C) Violet

D) Black

C) Violet