
Ch 2_3

Quiz
•
Chemistry
•
10th - 12th Grade
•
Medium

Castiel Zhang
Used 5+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which statement about the electrons in a ground state carbon atom is correct?
Electrons are present in four different energy levels.
There are more electrons in p orbitals than there are in s orbitals.
The occupied orbital of highest energy is spherical.
The occupied orbital of lowest energy is spherical.
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
An isolated gaseous atom of element X has paired electrons in at least one of its 3d orbitals and has a filled 4s subshell.
What could be the identity of element X?
iron
gallium
copper
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
In which pair do the atoms contain the same number of neutrons?
11B and 12C
7Li and 9Be
24Mg and 28Si
14N and 16O
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which formula represents the empirical formula of a compound?
C2H4O
C2H4O2
C6H12
H2O2
5.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
In 2011 an international group of scientists agreed to add two new elements to the Periodic Table. Both elements had been made artificially and are called flerovium, Fl, and livermorium, Lv.
Fl proton number: 114 nucleon number: 289
Lv proton number: 116 nucleon number: 292
From the information about atoms in the table, which statements are correct?
One atom of Lv has one more neutron than one atom of Fl.
One Fl2– ion has the same number of electrons as one atom of Lv.
One Lv+ ion has the same number of electrons as one Fl– ion.
6.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
The relative molecular mass, Mr, of a particular sample of chlorine is 72.0.
Which properties of the atoms in this sample will be the same for all of the atoms?
radius
nucleon number
isotopic mass
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Oxygen has three stable isotopes, 16O, 17O and 18O. All three isotopes are present in a sample of oxygen gas, O2, which was analysed using a mass spectrometer
How many peaks associated with the O2+ ion would be expected?
3
5
6
9
Create a free account and access millions of resources
Similar Resources on Wayground
10 questions
Flame Test Pre-Lab

Quiz
•
10th - 12th Grade
9 questions
SCIENCE ATOMS

Quiz
•
6th - 10th Grade
10 questions
Atoms Intro

Quiz
•
9th - 11th Grade
13 questions
Parts of the Atom

Quiz
•
9th - 12th Grade
15 questions
Atoms and Periodic Table

Quiz
•
10th - 11th Grade
10 questions
Bohr Diagrams

Quiz
•
9th - 10th Grade
10 questions
Elements

Quiz
•
10th Grade
11 questions
Atomic Model

Quiz
•
10th - 12th Grade
Popular Resources on Wayground
50 questions
Trivia 7/25

Quiz
•
12th Grade
11 questions
Standard Response Protocol

Quiz
•
6th - 8th Grade
11 questions
Negative Exponents

Quiz
•
7th - 8th Grade
12 questions
Exponent Expressions

Quiz
•
6th Grade
4 questions
Exit Ticket 7/29

Quiz
•
8th Grade
20 questions
Subject-Verb Agreement

Quiz
•
9th Grade
20 questions
One Step Equations All Operations

Quiz
•
6th - 7th Grade
18 questions
"A Quilt of a Country"

Quiz
•
9th Grade