Chemistry MCQs for 2nd-year class
In this tutorial, we will cover the Chemistry MCQs for 2nd-year class.
- .When the hydroxyl group is attached to the carbon atom bonded to two other carbon atoms, alcohol formed is
| A | B | C | D |
| secondary alcohol | primary alcohol | tertiary alcohol | quaternary alcohol |
- Sodium metal is soft due to
| A | B | C | D |
| strong metallic bond | weak metallic bond | hydrogen gas | hydroxides |
- Alcohol (CnH2n+1OH) with a lowest molecular mass at room temperature is
| A | B | C | D |
| liquid | solid | gas | B and C |
- Elements which have properties of metals and non-metals are
| A | B | C | D |
| metalloids | crystalline | amorphous | none of above |
- As the size of atom increases down group, electropositivity
| A | B | C | D |
| consistent | decreases | increases | none of above |
- The chemical formula of Zinc Hydroxide is
| A | B | C | D |
| ZnOH | ZNO2 | Zn2(OH)4 | Zn(OH)2 |
- Bromine is a non-metal in
| A | B | C | D |
| gaseous state | plasma state | solid-state | liquid state |
- K2O + H2O →
| A | B | C | D |
| KOH | K(OH)3 | KOH | KO + H2 + O2 |
- As compare to beryllium, magnesium is
| A | B | C | D |
| large in size | more electropositive | less electropositive | both A and B |
Topic Covered
Chemistry MCQs for 2nd-year class.
List of All MCQs of Chemistry: Click Here .
