Chemistry GK Practice Question and Answer
8 Q: Which of the following is not oxidation?
1240 05f698ddb558d255013b2a71b
5f698ddb558d255013b2a71b- 1precipitationtrue
- 2Digestion of foodfalse
- 3Respirationfalse
- 4combustionfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "precipitation"
Q: With which substance is it beneficial to treat a bee sting?
1237 05feb05e8f33a00432afefd0e
5feb05e8f33a00432afefd0e- 1Baking Sodatrue
- 2sodium carbonatefalse
- 3sodium chloridefalse
- 4Othersfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Baking Soda"
Q: Gas is produced by the reaction of steam on iron?
1232 0612765e4b05363065a00aedf
612765e4b05363065a00aedf- 1Hydrogen gastrue
- 2Oxygen gasfalse
- 3ammonia gasfalse
- 4Nitrogen gasfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Hydrogen gas"
Q: What type of reaction is corrosion?
1232 05f698e99473e9b04bc1fb350
5f698e99473e9b04bc1fb350- 1Reduction reactionfalse
- 2precipitation reactionfalse
- 3oxidation reactiontrue
- 4combination reactionfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "oxidation reaction"
Q: Which acid is in tamarind?
1229 05feb019d00e3f71b828c0ce7
5feb019d00e3f71b828c0ce7- 1Methanoic acidfalse
- 2Tartaric acidtrue
- 3lactic acidfalse
- 4Oxalic acidfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Tartaric acid"
Q: Which of the following properties does not show metals?
1225 05eeadf8e13d72d584fb2f4b0
5eeadf8e13d72d584fb2f4b0- 1Sound naturefalse
- 2Tensilefalse
- 3electrical conductivityfalse
- 4Mandatatrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Mandata"
Q: Which of the following metals are kept immersed in kerosene?
1202 061275d24dbe92e068b911ce2
61275d24dbe92e068b911ce2- 1Sodiumtrue
- 2Magnesiumfalse
- 3Zincfalse
- 4allfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Sodium"
Q: Which law was studied in the year 1787, in which it was said that the volume of a gas increases with its absolute temperature and if its absolute temperature decreases, then its volume will decrease?
1200 064b5204188d5e4f52dd2277b
64b5204188d5e4f52dd2277b- 1Boyle’s lawfalse
- 2Dalton’s lawfalse
- 3Avogadro’s lawfalse
- 4Charles's lawtrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Charles's law"
Explanation :
1. Charles's law (also known as volume law) is an experimental gas law.
2. The volume of a gas increases with its absolute temperature and as its absolute temperature decreases its volume also decreases.
3. Charles's law was studied in the year 1787.