Q19 / 150 · MHT CET 2022 (11 Aug Shift 1) · Chemistry

Which among the following elements is used in devising photo electric cells?

A
K
Correct answer
B
Cs
C
Ba
D
Be

Solution

Theory based

Hence, the correct answer is option: 'B'.

Relevant Questions

Which element from following forms superoxide with oxygen?19 Apr, 2026 (M)General Characteristics of Alkali Metals
What is the general formula of halide salts of alkali metals if M is a metal atom ?18 Apr, 2026 (E)General Characteristics of Alkali Metals
Which from the following metal chlorides does not contain water of crystallisation ?17 Apr, 2026 (E)General Characteristics of Alkali Metals
Identify the alkali metal having the smallest atomic size from following.15 Apr, 2026 (M)General Characteristics of Alkali Metals
Identify the elements of alkali metals and alkaline earth metals respectively having highest 1st ionization enthalpy.13 Apr, 2026 (E)General Characteristics of Alkali Metals
Identify the element forming peroxide on reaction with oxygen.23 Apr, 2025 (M)General Characteristics of Alkali Metals