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Chemistry Online MCQs Quiz Test In English
Q.1: Bucky balls is an allotropic from of———?
Q.2: Isomorphic substances have ——–?
- Same physical and chemical properties
- Same physical and different chemical properties
- Different physical and same chemical properties
- Different physical and chemical properties
Q.3: The pressure during the molar heat of fusion is kept——–?
- 0 atmosphere
- one atmosphere
- 2 atmosphere
- 10 atmosphere
Q.4: All the enthalpy changes are——–?
- May or may not be A or B
Q.5: Which has strongest bonding in the solid state ?
- Hydrogen Chloride (HCI)
- Chlorine (Cl2)
- Sodium Chloride (NaCI)
Q.6: When the atoms of third layer are arranged in such a way that they directly lie above the atoms of first layer then this arrangement is called———?
- ABAB (hexagonal)
- ABCABC (Cubic)
- Orthor hombic
Q.7: Which one is false for evaporation ?
- Surface phenomenon
- Cause cooling
Q.8: Which of the following shows inert pair effect ?
Q.9: Tincal is a mineral of———-?
Q.10: Which one of the following is not a semiconductor ?