chemistry!!!

    Master this deck with 20 terms through effective study methods.

    language of chemistryy

    Created by @moonlight_blooms

    What is a symbol in chemistry?

    Represents an element in a short form.

    What does the symbol 'Mg' convey?

    Indicates magnesium with atomic mass 24 u.

    What is atomicity?

    Indicates the number of atoms in a molecule.

    How does monoatomic differ from diatomic?

    Monoatomic has one atom; diatomic has two.

    What is valency?

    Describes the combining capacity of an atom.

    Why is valency important?

    Essential for writing chemical formulae.

    What defines a radical?

    An atom or group of atoms with a charge.

    What are basic radicals?

    Positively charged radicals like Na⁺.

    What is a chemical formula?

    Symbolic representation of a molecule.

    What is the criss-cross method?

    A technique for writing chemical formulae.

    What is a balanced equation?

    Has equal atoms on both sides of the reaction.

    What is relative atomic mass?

    Weight comparison to 1/12th of a carbon-12 atom.

    What is molecular mass?

    Total of atomic masses in a molecule.

    How does sodium achieve a valency of 1?

    By losing one electron for stability.

    What happens if symbols are written incorrectly?

    Leads to loss of marks in exams.

    What is the atomicity of O₂?

    O₂ has an atomicity of 2.

    What distinguishes acid radicals from basic radicals?

    Acid radicals carry negative charges.

    What is the significance of brackets in formulae?

    Indicates polyatomic radicals in compounds.

    What does the formula NaCl represent?

    Sodium chloride, a neutral compound.

    What is the atomic mass of oxygen?

    16 u, a key value in molecular calculations.