Question

The chemical mixed with LPG that helps in the

detection of its leakage is _____.

a)Methanol b)ethanol c)Camphor d) mercapton

2.The main component of natural gas is ____.

a)Methane b)ethane c)Propane d)butane

3. Acids are ________ in taste.

a)Sour b) sweet c)Bitter d) salty

4. Red ant sting contains __________

a)Acetic acid b) sulphuric acid c)Oxalic acid d) formic acid

5. We brush our teeth with tooth paste because it is

__________ in nature.

a)Basic b) acidic c) Both a and b d) None of these

6. Water changes to ice at ____.

a)0°C b) 100°C c) 102°C d) 98°C

7. Which of the following is a water Pollutant?​

Answer 1

Answer:

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Answer 2

Answer:

1: ethanol

2: methane

3: sour

4:Formic acid

5:Basic

6:0°C

7:You didn't mentioned choices