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.Management Sciences
Category: Chemistry Mcqs
Three quantum number have been derived from equation of____________________?
A. de-Broglie
B. Plancks
C. Schrodinger
D. Heisenberg
Which of the following statements is incorrect about fluorine_______________?
A. fluorine is restricted to -1 oxidation state
B. fluorine follows octet rule and as well as extended octet rule
C. fluorine has lowest dissociation energy among the halogens
D. both B and C
Which of the following has strongest intermolecular forces of attraction ?
A. Hydrogen (H2)
B. Chlorine (Cl2)
C. lodine (I2)
D. Methane (CH4)
The hydrolysis of Benzenetrizonide will yield three moles of____________________?
A. Glyoxime
B. Benzaldehyde
C. Glycol
D. Glyoxal
On increasing the temperature the rate of reaction increases mainly because_________________?
A. The activation energy of the reaction increases
B. Concentration of the reacting molecules increases
C. Collision frequency increases
D. None of these
Oxygen and sulphur resemble in all except________________?
A. Electronic conviguration of valence shell electrons
B. Show allotropy
C. Polymeric
D. Show same oxidation state
Which is true about Zn-Cu galvanic cell ?
A. Reduction occurs at anode
B. K+ ion transfer from salt bridge to left beaker of ZnSO4
C. Oxidation occurs at cathode
D. Anode is negatively charged
Which of the following is incorrect statement about nitrogen importance ?
A. It enhances plant growth
B. It is involved in the synthesis of protein and nucleic acids
C. it accelerates fruits and flowers growth
D. It is involved in the chlorophyll synthesis
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