MCQ
The most common minerals of phosphorus are
- AHydroxy apatite and kernite
- BColemanite and fluoraptite
- CBorax and fluoraptite
- ✓Hydroxy apatite and fluorapatile
✓
Answer
Correct option: D.
Hydroxy apatite and fluorapatile
d
(d) Phosphorus minerals is called as hydroxy apatite and fluorapatite.
(d) Phosphorus minerals is called as hydroxy apatite and fluorapatite.
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
Given below are two statements:
→Statement $I :$ Pure Aniline and other arylamines are usually colourless.
Statement $II :$ Arylamines get coloured on storage due to atmospheric reduction.
In the light of the above statements, choose the most appropriate answer from the options given below:
Which would decrease the $pH$ of $25\,c{m^3}$ of a $0.01\,M$ solution of hydrochloric acid
→The freezing point of equimolal aqueous solution will be highest for
Osmotic pressure of $0.1\,M$ aqueous solution of $MgCl_2$ at $300\,K$ is $4.92\,atm$. What will be the percentage ionization of the salt ? ........... $\%$
→The bond length of the $S-O$ bond is ,maximum in which of the following compounds?
→In the reaction ${C_2}O_4^{2 - } + MnO_4^ - + {H^ + }\, \to \,M{n^{2 + }} + C{O_2} + {H_2}O$ the reductant is
→For a reaction ,$A + {B^2}\, \to \,B + {A^{ + 2}};\,\,{E^o} = 0.2955\,\,V$ Hence equilibrium constant of the reaction is at $25\,^oC$
→Two gaseous equilibria $S{O_{2(g)}} + \frac{1}{2}{O_{2(g)}}$ $\rightleftharpoons$ $S{O_{3(g)}}$ and $2S{O_{3(g)}}$ $\rightleftharpoons$ $2S{O_{2(g)}} + {O_{2(g)}}$ have equilibrium constants ${K_1}$ and ${K_2}$ respectively at $298\,K$. Which of the following relationships between ${K_1}$ and ${K_2}$ is correct
→Write the $IUPAC$ name of the following structure $(E)$
→By how much will the potential of half cell $Cu^{2+} / Cu$ change if the solution is diluted to $100$ times at $298\ K$
→