Chemistry General Knowledge Questions Practice Question and Answer
8 4 Q:
5f745960a921aa16e68b8a63 4 Q:
5f48d6b3e7f09063e630a3d9 4 Q:
63c921fdb338bc336f0ddb80 4 Q:
6082b13391a9f43a97b71fca 4 Q:
60927508cc29175f0f879192 4 Q:
609e4d5d6397877f31964090 4 Q:
5f745b0ff66ef56de842ca1c 4 Q:
5fe9ac31755fc73bd07965d6
Q: The tendency to give up electrons is called-
1161 05f745960a921aa16e68b8a63
5f745960a921aa16e68b8a63- 1Oxidationtrue
- 2Reductionfalse
- 3Catalysisfalse
- 4Motivationfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Oxidation "
Q: A radio-active substance has a half life of six months. Three-fourth of the substance will decay in____.
1160 05f48d6b3e7f09063e630a3d9
5f48d6b3e7f09063e630a3d9- 1Six monthsfalse
- 2Ten monthsfalse
- 3Twelve monthstrue
- 4Twenty four monthsfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Twelve months"
Q: What is the function of a catalyst in a chemical reaction?
1155 063c921fdb338bc336f0ddb80
63c921fdb338bc336f0ddb80- 1Decrease rate constant of reactionfalse
- 2Increases activation energy of reactionfalse
- 3Reduces enthalpy of reactionfalse
- 4Does not affect the equilibrium constant of reactiontrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Does not affect the equilibrium constant of reaction"
Q: The catalyst is a substance through which the rates of chemical reactions ________.
1150 06082b13391a9f43a97b71fca
6082b13391a9f43a97b71fca- 1Decreasesfalse
- 2Changesfalse
- 3Increasestrue
- 4None of thesefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Increases "
Q: In which process is a protective zinc coating applied on iron to prevent it from rusting?
1138 060927508cc29175f0f879192
60927508cc29175f0f879192- 1Galvanisationtrue
- 2Annealingfalse
- 3Smeltingfalse
- 4Weldingfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Galvanisation"
Q: Which of the following has the least melting point?
1120 1609e4d5d6397877f31964090
609e4d5d6397877f31964090- 1Carbonfalse
- 2Silverfalse
- 3Mercurytrue
- 4Goldfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Mercury "
Q: Nowadays yellow lamps are being used in abundance in street lights. Which of the following gas are used in these lamps?
1120 05f745b0ff66ef56de842ca1c
5f745b0ff66ef56de842ca1c- 1Sodiumtrue
- 2Neonfalse
- 3Hydrogenfalse
- 4Nitrogenfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Sodium"
Q: Which of the following laws suggest a direct relationship between Temperature and Volume of a gas?
1105 05fe9ac31755fc73bd07965d6
5fe9ac31755fc73bd07965d6- 1Avogadro rulefalse
- 2Charles ruletrue
- 3Boyle rulefalse
- 4None of thesefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Charles rule"
en1199popular