Question 1
Question
What is the chemical formula of Sodium hydroxide
Answer
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NaOH
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NaHO
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NaOH2
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NaHO2
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NaH2
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Na2H
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HNa3
Question 2
Question
What is the chemical formula of Hydrochloric acid
Question 3
Question
What is the chemical formula of sulfuric acid
Answer
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HSO3
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NaSO2
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H2SO4
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NaSO
-
NaS2
Question 4
Question
What is the chemical formula of Methane
Question 5
Question
What is the chemical formula of Ammonia
Question 6
Question
What is the chemical formula for a Ammonium ion
Answer
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Na2H3-1
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NOH2-3
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NH4+
-
Nah2-
Question 7
Question
What is the chemical formula for a Hydroxide ion
Question 8
Question
What is the chemical formula for a Nitrate ion
Question 9
Question
What is the chemical formula for a Carbonate ion
Question 10
Question
What is the chemical formula for a Sulfate ion
Answer
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SOH4-3
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SO4-2
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SO2-3
-
SOH2-4
Question 11
Question
What is the chemical formula for a Phosphate ion
Question 12
Question
What is the chemical formula for the Polyatomic ion not included in OH NO CO SO PO 11334
Answer
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NaH4+ and HCO2-
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NaH4+ and HCO3-
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NH4+ and HCO2-
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NH4+ and HCO3-
Question 13
Question
what of the following is used in the process of filtration
Answer
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Sifter
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Filter paper
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Heat
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distillation
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sedimentation
Question 14
Question
A sand, Iron and Salt mixture is a heterogeneous mixture
Question 15
Question
A Mixture of Sand, water and salt is type homogeneous mixture
Question 16
Question
A Mixture of water and salt is type homogeneous mixture
Question 17
Question
Wet sand is a heterogeneous Mixture
Question 18
Question
Which Process do you use to turn salt water into salt crystals
Answer
-
Sieving
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Gas Chromatography
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Evaporation
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decanting
Question 19
Question
What Process do you use to get soild particles to settle on the bottom so that the liquid can be poured off?
Question 20
Question
Which Process is used when mining for gold
Answer
-
sieving
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flitration
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evaporation
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gas chromatography
Question 21
Question
What is the chemical formula of potassium iodide
Question 22
Question
What is the chemical formula of magnesium Oxide
Question 23
Question
What is the chemical formula of Potassium nitride