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JEE Revision Plan - Chemistry 10.2
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Question 1
Metal hydrates are ionic, Covalent or molecular in nature Among LiH, NaH, KH, RbH, CsH the correct order of increasing ionic character is
Question 2
Ionic hydrides are formed by combination of hydrogen with:
Question 3
Which one of the following is an example of complex hydrides:
Question 4
Nitrolim is a -
Question 5
A. M ¯(g) →M(g)
B. M(g) → M+(g)
C. M+(g) → M+2(g)
D. M+2(g) → M+3(g)
Minimum and maximum energy will be absorbed by the processes -
B. M(g) → M+(g)
C. M+(g) → M+2(g)
D. M+2(g) → M+3(g)
Minimum and maximum energy will be absorbed by the processes -
Question 6
H2 gas is absorbed on the metal surface like tungsten. This follows ………. order reaction.
Question 7
A sample of water has 20 ppm degree of hardness. What is the amount (in mg) of MgSO4 present in per kg of water (assume hardness only due to Mg salts):
Question 8
The % by weight of Hydrogen and Oxygen in 2 moles of H2O2 is:
Question 9
The heat of vaporization of grp-16 hydrides are less than that of H2O because of:
Question 10
Ionic character of halides of alkaline earth metals is of the order
Question 11
Which of the following diamagnetic?
Question 12
Heating Lithium in the presence of excess oxygen will form
Question 13
The bond angle H-X-H is the greatest in the compound:
Question 14
The correct order of thermal stability of hydroxides is:
Question 15
Consider the following ionization enthalpies of two elements ‘A’ and ‘B’.
Which of the following statements is correct?
Which of the following statements is correct?
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Jan 21JEE & BITSAT