A. S
B. Se
C. Te
D. Po
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Related Mcqs:
- All the elements in group VIA are ___________________ in nature?
A. hygroscopic
B. metals
C. polymeric
D. all of above - Boron is non metal while other elements of IIIA group are metals. This is because______________?
A. it has small size
B. it has high nuclear charge
C. it forms molecular addition compounds
D. all of the above - When an active metal like Al comes in contact with less active element like Cu then it produces__________________?
A. dry cell
B. galvanic cell
C. electrolytic cell
D. A and B - Many properties of an element and its compounds can be predicted from the position of the element in the periodic table. What property could not be predicted in this way ?
A. The nature of its oxides
B. The charge on its ions
C. The formula of its oxide
D. Its number of isotopes - Boron is non-netal whereas A1 is metal. It is due to_______________________?
A. Small size
B. High nuclear charge
C. Both A and B
D. No authorized justification yet - The only non metal exists in liquid state is ___________?
A. Mercury
B. Bromine
C. Phosphorus
D. IodineSubmitted by: Aamir khan Hullio
- The strength of solution of an element whose electrode potential is to be measured is________________?
A. 2M
B. 1N
C. 1m
D. 1M - Among the halogens the rare element is________________?
A. Fluorine
B. Chlorine
C. Astatine
D. Iodine - The boiling point increases down the zero group element due to_________________?
A. Ion dipole forces
B. London forces
C. Hydrogen bonding
D. Dipole dipole forces - Which electronic configuration corresponds to an element of group IIIA ?
A. 1s2 2s2 2p3
B. 1s2 2s2 2p6 3s2 3p1
C. 1s2 2s2 2p4
D. 1s2 2s2 2p6 3s2 3p6 4s2 3d1
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