MCQ
$1\%$ solution of $Ca{(N{O_3})_2}$ has freezing point
- A${0\,^o}C$
- ✓Less than ${0\,^o}C$
- CGreater than ${0\,^o}C$
- DNone of the above
✓
Answer
Correct option: B.
Less than ${0\,^o}C$
b
(b)Freezing point is lowered on addition of solute in it..
(b)Freezing point is lowered on addition of solute in it..
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 incorrect statement $(s)$ about $O_3$ is (are)
→$50\,g$ of antifreeze (ethylene glycol) is added to $200\,g$ water. What amount of ice will separate out at $-9.3\,^oC.$ $(K_f = 1.86\,K\,Kg\,mol^{-1}$ )
→Consider the following reaction approaching equilibrium at $27^{\circ}\,C$ and $1\,atm$ pressure The standard Gibb's energy change $\left(\Delta_{ r } G ^{\circ}\right)$ at $27^{\circ}\,C$ is $(-)$ $..........kJ\,mol ^{-1}$ (Nearest integer). (Given : $R =8.3\,J\,K ^{-1}\, mol ^{-1}$ and $\ln 10=2.3$ )
→When $0.1\, mol\, MnO_4^{2-}$ is oxidised the quantity of electricity required to completely oxidise $MnO_4^{2-}$ to $MnO_4^-$ is ........ $C.$
→Which of the following facts given is not correct ?
$(I)$ Bond length order : $H^-_2 = H^+_2 > H_2$
→$(I)$ Bond length order : $H^-_2 = H^+_2 > H_2$
$(II)\, O^+_2 ,NO,N^-_2$ have same bond order of $2 \frac{1}{2}$
$(III)$ Bond order can assume any value including zero upto four
$(IV)\, NO^-_3$ and $BO^-_3$ have same bond order for $X - O$ bond (where $X$ is central atom)
Which of the following compound can show cis-trans isomerism ?
Which of the following products is formed on boiling tin with an alkali solution
The oxidation number of fluorine in ${F_2}O$ is
→If $Cu^+ + e^-\to Cu$ ; $E^o = X_1$, $Cu^{+2} + 2e^-\to Cu$ ; $E^o = X_2$ then the value of $E^o$ for $Cu^{+2} + e^-\to Cu^+$ will be
→$R$ and $S$ configuration of compound $(A)$ & $(B)$ will be
→