Kinetic energy is inversely proportional to square of wavelength.
20) The wavelengths of electron waves in 2 orbits is 3 : 5. The ratio of kinetic energy of electrons will be:
Answer is:
1.047916667
Explanation:
Related Inorganic Chemistry MCQ with Answers
Answer is:
Al3+ < Mg2+ < K+ < Cs+
Explanation:
Larger the size of cation, less it polarizes the anion based on Fajan′s Rule.
Answer is:
Al3+ < Mg2+ < Na+
Explanation:
Smaller size and more charge favours more hydration. So, hydration radius increases, hence ionic mobility in aqueous medium decreases.
Answer is:
MX2
Explanation:
114 belongs to group 14 and due to inert pair effect, most stable halide is MX2.
Answer is:
AB2
Explanation:
A is a group 2 element and B is a group 7 element.