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ChemistryChemistry
22 September, 05:35

1. Which of the following species determines the chemical properties of an atom?

A. Electron

B. Neutron

C. Nucleus

D. Proton

2. The following glasswares are used to measure the volume of liquids except

A. graduated beaker

B. pipette

C. test tube

D. burette

3. Pauli exclusion principle is related to

A. quantity of electrons in the valence shell

B. filling the orbitals with lower energy first

C. the filling of degenerated orbitals

D. quantum numbers of electrons

+1
Answers (2)
  1. 22 September, 05:50
    0
    The number of electrons, in turn, determines the chemical properties of the atom. Protons contribute to the mass of an atom and provide the positive charge to the nucleus. The number of protons also determines the identity of the element
  2. 22 September, 09:29
    0
    Question 1: (A)

    The number of electrons determine the chemical properties of an atom.

    Question 2: (C)

    Test tube cannot measure the volume of liquids rather they are used in chemical reactions

    Question 3: (D)

    Pauli's Exclusion Principle states that no two electrons in the same atom can have identical values for all four of their quantum numbers.
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Home » Chemistry » 1. Which of the following species determines the chemical properties of an atom? A. Electron B. Neutron C. Nucleus D. Proton 2. The following glasswares are used to measure the volume of liquids except A. graduated beaker B. pipette C. test tube D.
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