MCQ
With increasing principle quantum number, the energy difference between adjacent energy levels in $H$ atom
- Aincreases
- ✓decreases
- Cdecreases for low value of $Z$ and increases for high value of $Z$
- Dremains constant
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$(A)$ Denaturation of proteins causes loss of secondary and tertiary structures of the protein
$(B)$ Denturation leads to the conversion of double strand of $DNA$ into single strand
$(C)$ Denaturation affects primary structure which gets distorted
(At. No. $Ti = 22, Cr = 24, Co = 27, Zn = 30$ )
$Pt(s) |H_2(g)\,|\,HCOOH(aq.)\,||\,CH_3COOH(aq.)\,|\,H_2(g)|Pt(s)$
at $25\,^o C$ is ............ $\mathrm{V}$
$(K_a$ of $HCOOH \,= 2.4 × 10^{-4}$ , $K_a$ of $CH_3COOH = 1.8 × 10^{-5}$ , $log\,2\, = 0.3,\, log \,0.48, \frac{2.303 \times 298 \times R}{F} = 0.06)$