Chemistry
Grade-8
Easy

Question

All matter is made of

  1. Energy
  2. Atoms
  3. Electrons
  4. Compounds

Hint:

Atom is the smallest unit of matter.

The correct answer is: Atoms


    • The matter is anything that has mass and occupies space.
    • There are three states of matter: solid, liquid, and gas.
    • The matter is made up of atoms.
    • Atoms have constituting particles such as electrons, protons, and neutrons.
    • Compounds are formed of two or more combining elements.

    Related Questions to study

    Grade-8
    Chemistry

    What mineral crystal structure is this?

    1. Hexagonal
    2. Tetragonal
    3. Cubic
    4. Triclinic

    What mineral crystal structure is this?

    ChemistryGrade-8
    1. Hexagonal
    2. Tetragonal
    3. Cubic
    4. Triclinic
    Grade-8
    Chemistry

    Among the following that is not the type of crystal is

    1. Ionic crystal
    2. Covalent crystal
    3. Unit crystal
    4. Molecular crystal

    Among the following that is not the type of crystal is

    ChemistryGrade-8
    1. Ionic crystal
    2. Covalent crystal
    3. Unit crystal
    4. Molecular crystal
    Grade-8
    Chemistry

    The structure of the snowflake is

    1. Hexagonal
    2. Cubic
    3. Spherical
    4. Quadrilateral

    The structure of the snowflake is

    ChemistryGrade-8
    1. Hexagonal
    2. Cubic
    3. Spherical
    4. Quadrilateral
    parallel
    Grade-8
    Chemistry

    The basic arrangement that is repeated in crystal is called

    1. Pattern
    2. Arrangement
    3. Unit cell
    4. Structure

    The basic arrangement that is repeated in crystal is called

    ChemistryGrade-8
    1. Pattern
    2. Arrangement
    3. Unit cell
    4. Structure
    Grade-8
    Chemistry

    The following properties are all characteristics of ionic compounds EXCEPT

    1. High melting and boiling points
    2. Soft
    3. Crystal lattice structure
    4. Conduct electricity when dissolved in water

    The following properties are all characteristics of ionic compounds EXCEPT

    ChemistryGrade-8
    1. High melting and boiling points
    2. Soft
    3. Crystal lattice structure
    4. Conduct electricity when dissolved in water
    Grade-8
    Chemistry

    The reason that a sodium atom bonds with a chlorine atom is because

    1. Sodium transfers an electron to Chlorine
    2. Oppositely charged ions form a strong electrostatic attraction
    3. Ions are the same size
    4. The ions have a full outer shell

    The reason that a sodium atom bonds with a chlorine atom is because

    ChemistryGrade-8
    1. Sodium transfers an electron to Chlorine
    2. Oppositely charged ions form a strong electrostatic attraction
    3. Ions are the same size
    4. The ions have a full outer shell
    parallel
    Grade-8
    Chemistry

    Ionic bonds form between two ions that have_________

    1. Ionic compounds
    2. Negative charges
    3. Positive charges
    4. Opposite charges

    Ionic bonds form between two ions that have_________

    ChemistryGrade-8
    1. Ionic compounds
    2. Negative charges
    3. Positive charges
    4. Opposite charges
    Grade-8
    Chemistry

    Substance made of two or more different elements that chemically combine.

    1. Atom
    2. Element
    3. Compound
    4. Proton

    Substance made of two or more different elements that chemically combine.

    ChemistryGrade-8
    1. Atom
    2. Element
    3. Compound
    4. Proton
    Grade-8
    Chemistry

    Salt crystal structure