Hydrocarbon

✘ ✘ ✘ ✔ NULL ✔ NULL NULL

Methane ✘ Ethane ✘ Acetylene ✘ Coal gas ✔ NULL ✔ NULL NULL

✘ ✘ ✘ ✔ NULL ✔ NULL NULL

Methane ✘ Ethane ✘ Ethylene ✘ Methanol ✔ NULL ✔ NULL NULL

Potassium acetate ✘ Potassium succinate ✘ Potassium citrate ✘ Potassium maleate ✔ NULL ✔ NULL NULL

✘ ✘ ✘ ✔ NULL ✔ NULL NULL

1-butene ✘ 2-hexene ✘ 1-pentene ✘ All of these ✔ NULL ✔ NULL NULL

Most of the alkanes are soluble in water ✘ Their density is always less than water ✘ At room temperature some alkanes are liquid, some solid and other are gases ✘ All alkanes burn ✔ NULL ✔ NULL NULL

✘ ✘ ✘ None of the above ✔ NULL ✔ NULL NULL

Fuming nitric acid ✘ Mixture of conc. ✘ Mixture of nitric acid and anhydrous zinc chloride ✘ None of the above ✔ NULL ✔ NULL NULL