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This question group is public and is used in 29 tests.

No. Questions: 12
Created: Oct 26, 2016
Last Modified: 2 years ago

Naming compounds

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Naming compounds
Grade 10 Bonds and Mixing
B.
When Zn (I) ions and nitrogen form an ionic bond, what is the chemical formula of the compound?
  1. [math]Zn_3N[/math]
  2. [math]ZnN[/math]
  3. [math]Zn_2N_2[/math]
  4. [math]ZnN_3[/math]
Grade 10 Bonds and Mixing
C.
When calcium and sulfur form an ionic bond, what is the chemical formula of the compound?
  1. [math]Ca_2S_2[/math]
  2. [math]CaS[/math]
  3. [math]CaS_2[/math]
  4. [math]Ca_2S[/math]
Grade 10 Bonds and Mixing
D.
When calcium and phosphorus form an ionic compound, what is the chemical formula of the compound?
  1. [math]CaP [/math]
  2. [math]Ca_2P_3[/math]
  3. [math]Ca_3P_2[/math]
  4. [math]Ca_3P_3[/math]
Grade 10 Bonds and Mixing
E.
When beryllium and selenium form an ionic bond, what is the chemical formula of the compound?
  1. [math]Be_2Se_2[/math]
  2. [math]BeSe_2[/math]
  3. [math]Be_2Se[/math]
  4. [math]BeSe[/math]
Grade 11 Molecules and Compounds
F.
What kinds of elements are found in an ionic compound?
  1. Two metals
  2. Three nonmetals
  3. Three metals and three nonmetals
  4. One metal and one nonmetal
Grade 11 Molecules and Compounds
G.
In chemistry, we describe a compound as
  1. a pure substance that cannot be broken down into simpler, stabler substances.
  2. a substance that is made up of two or more atoms that are chemically bonded that can be broken down into simpler, stabler substances.
  3. the smallest unit of matter that keeps its characteristic chemical identity.
  4. any substance of any kind, whether it is bonded or not.
Grade 11 Bonds and Mixing
H.
An ionic bond is formed between atoms in a compound when
  1. they share electrons.
  2. they gain or lose electrons.
  3. the atoms become ions of the same charge.
  4. both a and c
Grade 10 Molecules and Compounds
I.
What is the name of the compound with the chemical formula [math]CrCl_3[/math]?
  1. chromium tetrachloride
  2. chromium trichloride
  3. chromium (II) chloride
  4. chromium (III) chloride
Grade 10 Chemistry
K.
The compound formula for beryllium nitrate is which of the following choices?
  1. [math]Ba_3N_2[/math]
  2. [math]Ba(NO_3)_2[/math]
  3. [math]Be(NO_3)_2[/math]
  4. [math]Be(NO_2)_3[/math]
Grade 10 Molecules and Compounds