Chem module - 1

Descrição

Higher School Certificate Chemistry Quiz sobre Chem module - 1, criado por Luke Walker em 19-02-2019.
Luke Walker
Quiz por Luke Walker, atualizado more than 1 year ago
Luke Walker
Criado por Luke Walker quase 6 anos atrás
658
1

Resumo de Recurso

Questão 1

Questão
What is the chemical formula of Sodium hydroxide
Responda
  • NaOH
  • NaHO
  • NaOH2
  • NaHO2
  • NaH2
  • Na2H
  • HNa3

Questão 2

Questão
What is the chemical formula of Hydrochloric acid
Responda
  • HCl
  • HCl2
  • HO3
  • H2O4
  • HNaO2

Questão 3

Questão
What is the chemical formula of sulfuric acid
Responda
  • HSO3
  • NaSO2
  • H2SO4
  • NaSO
  • NaS2

Questão 4

Questão
What is the chemical formula of Methane
Responda
  • CH2
  • ClH2
  • HCl
  • ClOH2
  • CH4

Questão 5

Questão
What is the chemical formula of Ammonia
Responda
  • NH2
  • NaH2
  • OH3
  • NaH2O4
  • NH3

Questão 6

Questão
What is the chemical formula for a Ammonium ion
Responda
  • Na2H3-1
  • NOH2-3
  • NH4+
  • Nah2-

Questão 7

Questão
What is the chemical formula for a Hydroxide ion
Responda
  • O2H-
  • H2O3-2
  • OH-
  • HO+

Questão 8

Questão
What is the chemical formula for a Nitrate ion
Responda
  • NO3-
  • N2O-
  • NaO-
  • NaO3-2

Questão 9

Questão
What is the chemical formula for a Carbonate ion
Responda
  • CO3-
  • CO3-2
  • CH2-
  • CH3-3

Questão 10

Questão
What is the chemical formula for a Sulfate ion
Responda
  • SOH4-3
  • SO4-2
  • SO2-3
  • SOH2-4

Questão 11

Questão
What is the chemical formula for a Phosphate ion
Responda
  • PO3-
  • PH2-
  • PH2-4
  • PO4-3

Questão 12

Questão
What is the chemical formula for the Polyatomic ion not included in OH NO CO SO PO 11334
Responda
  • NaH4+ and HCO2-
  • NaH4+ and HCO3-
  • NH4+ and HCO2-
  • NH4+ and HCO3-

Questão 13

Questão
what of the following is used in the process of filtration
Responda
  • Sifter
  • Filter paper
  • Heat
  • distillation
  • sedimentation

Questão 14

Questão
A sand, Iron and Salt mixture is a heterogeneous mixture
Responda
  • True
  • False

Questão 15

Questão
A Mixture of Sand, water and salt is type homogeneous mixture
Responda
  • True
  • False

Questão 16

Questão
A Mixture of water and salt is type homogeneous mixture
Responda
  • True
  • False

Questão 17

Questão
Wet sand is a heterogeneous Mixture
Responda
  • True
  • False

Questão 18

Questão
Which Process do you use to turn salt water into salt crystals
Responda
  • Sieving
  • Gas Chromatography
  • Evaporation
  • decanting

Questão 19

Questão
What Process do you use to get soild particles to settle on the bottom so that the liquid can be poured off?
Responda
  • Sedimentation or decanting
  • separating funnel
  • sieving
  • filtration

Questão 20

Questão
Which Process is used when mining for gold
Responda
  • sieving
  • flitration
  • evaporation
  • gas chromatography

Questão 21

Questão
What is the chemical formula of potassium iodide
Responda
  • KI
  • KI2
  • K2I
  • KI3

Questão 22

Questão
What is the chemical formula of magnesium Oxide
Responda
  • MgO
  • MgO2
  • MgH2
  • MgH3

Questão 23

Questão
What is the chemical formula of Potassium nitride
Responda
  • K2N2
  • KN3
  • K3N
  • KN

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