Question
Highest ionisation energy stands for
✓
Answer
a
(a) $He$ has highest ionisation energy due to it full fill $1s$-orbital.
(a) $He$ has highest ionisation energy due to it full fill $1s$-orbital.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The weight of pure $NaOH$ required to prepare $250\,c{m^3}$ of $0.1\,N$ solution is ......... $gm$
→When propanamide reacts with $B{r_2}$ and $NaOH$ then which of the following compound is formed
→Ail organic compound has $42.1 \%$ carbon, $6.4 \%$ hydrogen and remainder is oxygen. If its molecular weight is $342$ , then its molecular formula is:
→The propene reacts with $HBr$ to form
→Consider the following statements : A hydrocarbon of molecular formula $C_5H_{10}$ is a
→$I.$ monosubstituted alkene
$II.$ disubstituted alkene
$III.$ trisubstituted alkene
Which of the following statement(s) is(are) correct ?
Ammonia gas dissolves in water to give $N{H_4}OH.$ In this reaction water acts as
→Order of stability of conjugate base of the given acid is
Identify the incorrect statement from the following.
How are the following compounds related ?
Activation energy of any reaction depends on