9th Chemistry Glossary Chemistry Terminologies mcqs test -

Your name:

1. .......,...see Daniel cell.

Gamma rays

Free Cell

None of them

Galvanic Cell

Your comments:

2. ........... One of the set of seven units on which the SI system is based.

Base

Base Unit

Beta particles

None of them

Your comments:

3. .........a phase change wher by a solid passes directly into the gas phase without melting.

Solution

Suplimation

None of them

Sublimation

Your comments:

4. ............ The Smallest particle of an element which can take part in chemical reactions and display the chemical properties of that element.

Matter

Atom

Atomic Mass

None of them

Your comments:

5. .............the energy liberated when an element acquires an electron to form an anion.

Electronegativity

Electron

Electron affinity

None of them

Your comments:

6. An organic compound containing the CHO group

Aldehyde

Element

Amalgam

None of them

Your comments:

7. ............. Group IIA Elements.

Alkali Metals

Alkaline Earths

Allotrope

None of them

Your comments:

8. .......... The Process in which a bigger molecule breaks into two or more simoler Units.

Electrolysis

Electrolyte

Electrode

None of them

Your comments:

9. .........a pure substance that consists of two or more elements chemically combined in fixed proportions .

Covelant bond

None of them

Concentration

Compound

Your comments:

10. ........... In an electrochemical cell or electrolytic cell, the anode is the electrode where oxidation takes place.

Anode

Atmosphere

None of them

Anion

Your comments:

11. .......... The Process in which a bigger molecule breaks into two or more simoler Units.

Distillation

Double bond

Dissociation

None of them

Your comments:

12. ............. A substance which can accept a proton , H from an acid

None of them

Base

Amphoteric substance

Aufbau principale

Your comments:

13. ...............Water soluble hydroxide of one of the alkali metals.

None of them

Anode

Alkali

Acid

Your comments:

14. ............. The atomic Number of an element is the number of protons in its nucleus.

Atomic Mass Unit

None of them

Atomic Mass Number

Atomic Number

Your comments:

15. .............. Solids that have indistinct Shapes , because their particle arrangements lack order.

None of them

Amorphous Solids

Alpha particles

Alloy

Your comments:

16. .......... A substance that resists changes in pH when moderate amounts of Acid or base are added.

Calorie

None of them

Catalyst

Buffer

Your comments:

17. .............the Branch of analytical chemistry that involves identifying , Elements, compounds and ions in samples of unknown or uncertain

None of them

Qualitative analysis

Quantum analysis

Quantative analysis

Your comments:

18. ............the outer most shell of electrons .

Vander shell

None of them

Vapour shell

Valance shell

Your comments:

19. ........the State of an atom where all electrons have the minimum energy .

Free State

Ground State

None of them

Plane State

Your comments:

20. .........the substance dissolved in a solvent to form a Solution ,its quantity in the solution is always laser.

Solvent

Solute

None of them

Solution

Your comments: