The structure of H2O2 is_______?
The structure of H2O2 is_______?
A. Planar
B. Non- polar
C. Spherical
D. Linear
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When one hydrogen atom of alkane is removed then it is called________________?
When one hydrogen atom of alkane is removed then it is called________________?A. alkene
B. alkyl
C. aldehyde
D. saturated hydrocarbonMilikan used ______________ in his atomizer?
Milikan used ______________ in his atomizer?A. Milk
B. Honey
C. Oil
D. WaterOn increasing the temperature the rate of reaction increases mainly because_________________?
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 theseColour in transition metal compounds is attributed to____________?
Colour in transition metal compounds is attributed to____________?A. Small sized metal ions
B. Absorption of light in UV region
C. Complete ns sub-shell
D. Incomplete (n-1) d sub-shellGroup VIB of transition elements contains___________________?
Group VIB of transition elements contains___________________?A. Zn Cd Hg
B. Fe Ru Os
C. Cr Mo W
D. Mn Te ReEnergy required to remove electron from an atom______________?
Energy required to remove electron from an atom______________?A. Ionization potential
B. Electronegativity
C. Electron affinity
D. Activation energy