Word Warriors - Quiz #10
Authored by Pamela Stoller
Chemistry
7th Grade
NGSS covered
Used 146+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
an elementary particle present in atoms that orbits the nucleus in numbers equal to the atomic number of the element with a negative charge.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A scale that measures how acidic or basic a substance is. The pH scale ranges from 0 to 14.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A property of an ionic compounds (a compound with a positive or negative charge) that break apart in water to form a hydrogen ion. They measure less than 7 on the pH scale.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A property of ionic compounds that break apart to form a negatively charged hydroxide ion
(OH-) in water. They have a pH reading higher than 7.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Of or relating to a solution or compound that is neither acidic nor basic (alkaline).
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A composition of two or more substances that are not chemically combined with each other and are capable of being separated.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A substance consisting of atoms of two or more different elements in definite proportions joined by chemical bonds into a molecule. The elements cannot be separated by physical means.
Tags
NGSS.MS-PS1-1
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