science 11
Authored by val !
Science
8th Grade
NGSS covered
Used 6+ times
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28 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are valence electrons?
What are valence electrons?
The electrons in the outermost shell of an atom that participate in chemical bonding.
the electrons in the innermost shell of an atom that participates in chemical bonding
the atoms in the outermost shell of an electron that participate in chemical bonding
the atoms in a shell of a nucleus
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Which electrons have higher energy levels? Electrons further from the nucleus or closer to the nucleus?
(a)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many valence electrons does a neutral atom of hydrogen have?
How many valence electrons does a neutral atom of hydrogen have?
3
6
1
none
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
How many valence electrons does carbon have?
(a)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the maximum number of covalent bonds an atom of carbon form?
What is the maximum number of covalent bonds an atom of carbon form?
6
8
10
4
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Ionic bonds form between what two types of elements?
(a)
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Covalent bonds form between what types of elements?
metals
non metals
negative elements
positive elements
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