(A) bidentate
(B) tetradentate
(C) hexadentate
(D) tridentate
Answer: (C) hexadentate
E.D.T.A is hexadentate type of Ligand.
Category: Chemistry MCQs Class 12
Chemistry MCQs questions with answers of class 12 or second year. HSSC Part-II Chemistry multiple choice questions from past papers.
Which of the following element has greatest tendency to lose electrons:
(A) Be
(B) Li
(C) Na
(D) Fr
Answer: (D) Fr
Fr element has greatest tendency to lose electrons.
The Alkali metals acts as:
(A) reducing agent
(B) Bleaching agent
(C) Oxidising agent
(D) Nitrating Agent
Answer: (A) reducing agent
The Alkali metals acts as reducing agent.
The galvanised iron is protected against rusting by a thin layer of:
(A) Cr
(B) Sn
(C) Pb
(D) Zn
Answer: (D) Zn
The galvanised iron is protected against rusting by a thin layer of zinc (Zn).
Acetone is formed by oxidation of:
(A) Primary Alcohol
(B) Secondary Alcohol
(C) Tertiary Alcohol
(D) Ether
Answer: (B) Secondary Alcohol
Acetone is formed by oxidation of secondary alcohol.