Chemistry Practice Question and Answer
8 4 Q:
5f15567f4cff381d162659f7 4 Q:
63aaaa8ae590d4085fcfe00f 4 Q:
5fe9ab4f755fc73bd0796506 4 Q:
63c922a87efeed32fc213a76 4 Q:
61655bfa7d6182610f5d706e 4 Q:
5f6c2b8fec13dd7480fadce1 4 Q:
5eeadf8e13d72d584fb2f4b0 4 Q:
6082b13391a9f43a97b71fca
Q: Bronze is an alloy of –
1627 05f15567f4cff381d162659f7
5f15567f4cff381d162659f7- 1Copper and zincfalse
- 2Copper and Leadfalse
- 3Copper and Tintrue
- 4Copper and Silverfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Copper and Tin "
Q:Read the following questions carefully and answer them.
The polymer used in making plastic crockery is
1622 063aaaa8ae590d4085fcfe00f
63aaaa8ae590d4085fcfe00f- 1Decronfalse
- 2Nylonfalse
- 3Bakelitefalse
- 4Melaminetrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Melamine"
Q: Which is not a property of Ionic bond?
1621 05fe9ab4f755fc73bd0796506
5fe9ab4f755fc73bd0796506- 1Gain of electronsfalse
- 2Losses of electronsfalse
- 3Transfer of electronsfalse
- 4Sharing of electronstrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Sharing of electrons"
Q: Find the temperature at which the below reaction will be in equilibrium if the enthalpy and entropy change for the reaction is 30 Kj mol-1 and 105 J K-1 mol-1 respectively
Br2(l) + Cl2(g) → 2BrCl(g)
1608 063c922a87efeed32fc213a76
63c922a87efeed32fc213a76Br2(l) + Cl2(g) → 2BrCl(g)
- 1273 Kfalse
- 2300 Kfalse
- 3450 Kfalse
- 4285.7 Ktrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "285.7 K"
Q: Who was the inventor of positron?
1608 061655bfa7d6182610f5d706e
61655bfa7d6182610f5d706e- 1Chadwickfalse
- 2Andersontrue
- 3Rutherfordfalse
- 4J.J. Thomsonfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Anderson "
Q: Which gas is produced when the dilute acids are reacted with metals?
1606 05f6c2b8fec13dd7480fadce1
5f6c2b8fec13dd7480fadce1- 1Hydrogentrue
- 2nitrogenfalse
- 3Carbon dioxidefalse
- 4Oxygenfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Hydrogen"
Q: Which of the following properties does not show metals?
1606 05eeadf8e13d72d584fb2f4b0
5eeadf8e13d72d584fb2f4b0- 1Sound naturefalse
- 2Tensilefalse
- 3electrical conductivityfalse
- 4Mandatatrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Mandata"
Q: The catalyst is a substance through which the rates of chemical reactions ________.
1604 06082b13391a9f43a97b71fca
6082b13391a9f43a97b71fca- 1Decreasesfalse
- 2Changesfalse
- 3Increasestrue
- 4None of thesefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Increases "
en26619popular

