Practice Quiz Atom Isotope And Chemical Property – Chemistry
This quiz is about Atom Isotope And Chemical Property – Chemistry.
Which of the following describes a chemical property?
hydrogen is a gas
bromine has a strong odor
alcohol is flammable – correct
silver is shiny
What is the formula for a compound that contains 5 O atoms and 2 Cl atoms?
Cl2O5 – correct
An element has three isotopes: 25.4% 35.667 amu; 59.4% 36.902 amu; 15.2% 37.880 amu. What is the atomic mass of the isotope?
36.7 amu – correct
Identify the charge and mass of an atom with 15 neutrons, 13 protons, and 11 electrons.
26 amu, +2
24 amu, -2
26 amu, -2
28 amu, -2
28 amu, +2 – correct
24 amu, +2
Write the nuclide symbol for the isotope with 13 protons and 14 neutrons.
2713Al – correct
Which of the following represents a physical change?
Butane in a lighter burns.
A car rusts.
Sugar is dissolved into water. – correct
A block of cheese grows mold.
Which of the following represents a compound?
What is the chemical symbol for the element copper?
Cu – correct
What is the missing number most likely to be for the molecule below?
2 – correct
Which of the following is the least electronegative?
Li – correct
Which of the following is the most electronegative?
Au – correct
Of the molecule below, Only ________ is polar?
CH2O – correct
According to the Bronsted-Lowry definition, a substance that _______ a proton is a ________.
Donates, acid – correct
According to lewis definition, a substance that donates electron pair is _________.
A base – correct