stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Chemistry 2nd Period Review Flashcards | StudBud
Explore
/
Chemistry 2nd Period Review
Chemistry 2nd Period Review
30 terms
·
StudBud Administration
·
241 plays
Periodic table, inside an atom, ions, chemical bonds.
Flashcards
30 cards
F
Practice quiz
P
Host live
L
Questions
30
Answers
1
Particles with no charge.
Electrons
Neutrons
Nucleus
Protons
2
Who was credited with devising the first periodic table similar to the one we use today?
Gregor Mendel
John Dalton
Dmitri Mendeleev
Ernest Rutherford
3
To change K to K
+1
, you need to...
Lose one electron.
Add one electron.
4
Discovered the existence of neutral charges in the nucleus.
James Chadwick
J.J. Thomson
Ernest Rutherford
John Dalton
5
The mass of the products is equal to the mass of the reactants.
Ponderal Laws
Law of Definite Proportions
Lewis Structure
Law of Conservation of Mass
6
When an atom gains (an) electron(s), it becomes this type of ion.
Cation.
Anion.
7
Which group contains the halogens?
18
17
1
2
8
The atomic number of an element is equal to...
the number of neutrons.
the number of protons and electrons.
the number of protons.
the number of neutrons and electrons.
9
Elements on the periodic table are ordered according to their...
Atomic mass.
Number of neutrons.
Atomic number.
Molecular weight.
10
An atom is electrically neutral because...
neutrons balance the protons and electrons.
the number of protons and electrons are not equal.
the numbers of protons and electrons are equal.
the numbers of protons and neutrons are equal.
11
Ionic compounds result when a metal (anion) reacts with a nonmetal (cation).
False.
Maybe.
True.
12
When atoms bond with each other, they exchange...
Electrons
Neutrons
Protons
13
Sodium and chlorine form _______ bond.
a covalent
an ionic
14
What do the groups on the periodic table have in common?
The exact same characteristics.
The number of valence electrons.
Nothing.
The number of energy shells or levels.
15
What do the periods on the periodic table have in common?
The exact same characteristics.
The number of valence electrons.
Nothing.
The number of energy shells or levels.
16
An atom's goal is to achieve a complete shell of electrons.
Ions
Lewis Structure
Octet Rule
Chemical Bonds
17
Nonmetals tend to become...
Anions.
Cations.
18
This group loses one electron to form cations.
Alkali metals
Halogens
Alkaline earth metals
Transition metals
19
The properties of compounds are
_______
the properties of the individual elements.
different from
similar to
20
Nitrogen and oxygen form _______ bond.
a covalent
an ionic
21
What is the net charge of the nucleus?
Neutral.
Negative.
Positive.
22
When an atom loses (an) electron(s), it becomes this type of ion.
Anion.
Cation.
23
The least reactive family in the periodic table.
Halogens.
Transition metals.
Alkali metals.
Noble gases.
24
Which of the following scientists discovered the nucleus?
James Chadwick
John Dalton
Ernest Rutherford
J.J. Thomson
25
Metals tend to become...
Anions.
Cations.
26
The mass number of an element is determined by...
the number of protons and neutrons.
the number of protons.
the number of neutrons and electrons.
the number of electrons.
27
Most of the elements in the periodic table are classified as:
Nonmetals.
Transition metals.
Metalloids.
Metals.
28
Potassium has an atomic mass of 39, and an atomic number of 19. How many protons does it have?
19
39
58
20
29
How many valence electrons does Nitrogen have?
5
None.
15
3
30
Particles found in the nucleus of the atom.
Neutrons and electrons.
Protons and electrons.
Protons and neutrons.
Protons.
