Which allotropic form of phosphorous is the most stable ?

Related Mcqs:

1. Allotropic form of phosphorus that is poisonous is___________________?

   A. White B. Red C. Black D. Violet...

2. The most reactive allotropic form of phosphorus is________________?

   A. White B. Redox potential C. Black D. Violet...

3. Bucky balls is an allotropic from of__________________?

   A. Sulphur B. Carbon C. Silica D. Tin...

4. __________ is one of the allotropic modifications of carbon.

   A. Silicon B. Diamond C. Iodine D. Graphite Submitted by: Shumail Farhan...

5. Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?

   A. Phosphine B. Phosphorus C. Water D. Phosphorus pentoxide...

6. Phosphene gas will be produced if phosphorous acid is subjected to___________________?

   A. Oxidation B. Reduction C. Decomposition D. Both b & c...

7. Carboxylic acid on reduction with HI / phosphorous yields_________________?

   A. alkane B. alcohols C. aldehydes D. ketones...

8. When alcohol reacts with phosphorous halides it geive____________________?

   A. alkyl halides B. alkyl amine C. alkanes D. alkynes...

9. Oxidation state +1 for phosphorous is found in___________?

   A. H3PO3 B. H3PO4 C. H3PO2 D. H2P2O7 Submitted by: Muhammad Ali Kunbhar...

10. Carbonates of lithium are not stable like that of sodium due to________________?

    A. Low electronegativity B. Low electropositivity C. Low charge density D. Not known yet...