MCQ
The transition metal used in $X-$ rays tube is
  • $Mo$
  • B
    $Ta$
  • C
    $Tc$
  • D
    $Pm$

Answer

Correct option: A.
$Mo$
a

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Hofmann degradation is given by:
Which of the following two are not resonating structure ?
Given below are two statements : one is labelled as Assertion $A$ and the other is labelled as Reason $F$

Assertion $A$: Helium is used to dilute oxygen in diving apparatus.

Reason $R:$ Helium has high solubility in $O _2$.

In the light of the above statements, choose the correct answer from the options given below

The incorrect stability order of $+3$ and $+1$ states of $13^{th}$ group elements (boron family) is
Which of the following sets of quantum numbers is not allowed
A metal $M$ which is not affected by strong acids like conc. $HNO_3$ , conc. $H_2SO_4$ and conc. solution of alkalies like $NaOH, KOH$ forms $MCl_3$, which finds use for ranning in photography ? The metal $M$ is
Which of the following compound will react with ethanolic $KCN$
product; Product of this reaction is
Assertion : Water is liquid but $H_2S$ is a gas.
Reason : Oxygen is paramagnetic.