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Matter/Elements review
Flashcards
40 cards
F
Practice quiz
P
Host live
L
Questions
40
Answers
1
The mass of an atom equals the sum of its protons and electrons
False
True
2
What is the number of electrons?
28
59
Ni
31
3
The number of protons in an atom is its
atomic mass
atomic flag
atomic number
atom
4
Matter/Not Matter: Air
Matter
Not Matter
5
The second line from the top is pointing to...
nucleus
neutron
electron
electron orbit
6
What did Dmitri Mendeleev accomplish?
organized the periodic table and left blanks
won a nobel prize
first to make a list of known elements
7
Neutral atomic particle inside the nucleus of an atom
Neutron
Electron
Proton
Nucleus
8
Identify the following as (atom, molecule, element and/or compound): Water (H
2
O)
atom, molecule
atom, molecule, compound
compound
atom, molecule, element
9
The bottom line is pointing to...
proton
electron
nucleus
neutron
10
Negatively charged atomic particle that moves around the nucleus of an atom
nucleus
proton
electron
neutron
11
Identify the following (atom, molecule, element and/or compound): 2 or more different atoms
molecule, element
molecule, element, compound
molecule
molecule, compound
12
Identify the following as (atom, molecule, element and/or compound): Oxygen (O
2
)
atom, molecule, compound
atom, molecule, element
atom, molecule
compound
13
Most of an atom's mass is contained in the
neutrons
electrons
protons
nucleus
14
What is the atomic number
59
28
31
Ni
15
Identify the following (atom, molecule, element and/or compound): made of only 1 type of atom
element, compound
molecule
molecule, element
molecule, element, compound
16
A neutron has the same mass as a(n)
orbit
proton
electron
nucleus
17
What did Dmitri Mendeleev receive for his contribution to science?
A nobel prize
an element named after him
A Golden globe
A Grammy
18
Oxygen: atomic number =8 and mass number =16. How many p+, no and e- does it have?
8 protons, 16 neutrons, 8 electrons
16 protons, 8 neutrons, 8 electrons
8 protons, 8 neutrons, 16 electrons
8 protons, 8 neutrons, 8 electrons
19
The top line is pointing to...
electron orbit
nucleus
neutron
electron
20
True/False: Protons are smaller than electrons and neutrons
False
True
21
Identify the following as (atom, molecule, element and/or compound): made of atoms
molecule, element
molecule, element, compound
molecule
element, compound
22
The third line from the top is pointing to...
proton
nucleus
neutron
electron
23
True or False: Atoms are the smallest particles of matter
True
False
24
Matter/Not Matter: Electricity
Matter
Not Matter
25
Atoms have the same number of electrons as
atoms
neutrons
nucleus
protons
26
Matter/Not Matter: Thoughts
Not Matter
Matter
27
Positively charged atomic particle inside the nucleus of an atom
nucleus
electron
neutron
proton
28
What is the number of neutrons?
Ni
31
59
28
29
Matter/Not Matter: Neon (Ne)
Not Matter
Matter
30
True or False: An atom always has the same number of protons as neutrons
True
False
31
The smallest unit of an element that still has the properties of that element
atom
molecule
electron
compound
32
The theory that suggest that all matter and energy exploded from one point
Big Theory
Big Bang Theory
Bang!
E=MC2
33
Tiny region at the center of an atom that contains protons and neutrons
neutron
proton
electron
nucleus
34
Matter/Not Matter: Humans
Not Matter
Matter
35
Identify the following as (atom, molecule, element and/or compound): Helium (He)
atom, element
atom, molecule, element
atom, molecule, compound
atom, molecule
36
What is the atomic mass?
31
Ni
59
28
37
Matter/Not Matter: Emotions
Matter
Not Matter
38
What is the number of protons?
31
59
28
Ni
39
True/False: The nucleus is at the center of an atom
True
False
40
The fourth line from the top is pointing to...
nucleus
neutron
proton
electron
