Which of the following is the most electronegative
Which of the following is the most electronegative
Options
(a) Co (b) Cu (c) Ni (d) Fe
Correct Answer:
Cu
Explanation:
No explanation available. Be the first to write the explanation for this […]
AFMC1999
Which of the following will not displace hydrogen
Which of the following will not displace hydrogen
Options
(a) Hg (b) Pb (c) Ba (d) Sn
Correct Answer:
Hg
Explanation:
Mercury lies below hydrogen in the electrochemical series so it will not […]
In which of the following hydrocarbons, hydrogen is most acidic
In which of the following hydrocarbons, hydrogen is most acidic
Options
(a) CH₂=CH₂ (b) CH≡CH (c) CH₃ -CH₃ (d) none of these
Correct Answer:
CH≡CH
Explanation:
No explanation available. Be the first to […]
Empirical formula of a compound is CH₂O.If its molecular weight is 180,
Empirical formula of a compound is CH₂O.If its molecular weight is 180,then the molecular formula of the compound is
Options
(a) C₃H₆O₃ (b) C₄H₈O₄ (c) C₆H₁₂O₆ (d) C₅H₁₀O₅
Correct Answer:
C₆H₁₂O₆
Explanation:
No […]
Oxidation number of carbon in CH₂Cl₂ is
Oxidation number of carbon in CH₂Cl₂ is
Options
(a) 0 (b) 2 (c) 3 (d) 5
Correct Answer:
0
Explanation:
No explanation available. Be the first to write the explanation for this question […]
The maintenance of internal favourable conditions by a self regulated mechanism
The maintenance of internal favourable conditions by a self regulated mechanism in spite of the fact that there are changes in the environment, is known as
Options
(a) enthalpy (b) steady state (c) […]
The thurioside is a proteinaceous toxin, which is obtained from
The thurioside is a proteinaceous toxin, which is obtained from
Options
(a) green manure (b) farmyard manure (c) bacterial origin (d) biofertilisers
Correct Answer:
bacterial origin
Explanation:
No explanation available. Be the first […]
Most of the water, in mature plant cells, occurs chiefly in which of the following?
Most of the water, in mature plant cells, occurs chiefly in which of the following?
Options
(a) cell wall (b) cytoplasm (c) vacuoles (d) nucleus
Correct Answer:
vacuoles
Explanation:
No explanation available. Be […]
Adjacent epithelial cells are held together by
Adjacent epithelial cells are held together by
Options
(a) lysosomes (b) glyoxysomes (c) desmosomes (d) microsomes
Correct Answer:
desmosomes
Explanation:
No explanation available. Be the first to write the explanation for this question […]