Chemistry
Grade-8
Easy
Question
How many sodium atoms are there in NaCl?
- 1
- 2
- 3
- 4
Hint:
In sodium, chloride ions combine in a 1:1 ratio.
The correct answer is: 2
- Sodium chloride is an ionic crystal.
- In NaCl, sodium cation combines with chlorine anion.
- They combine in a ratio of 1:1.
- In NaCl, one sodium atom is there.
Related Questions to study
Chemistry
Which of the following describes a crystal?
Which of the following describes a crystal?
ChemistryGrade-8
Chemistry
This means the particles that make a mineral line up in a pattern that repeats over and over again.
This means the particles that make a mineral line up in a pattern that repeats over and over again.
ChemistryGrade-8
Chemistry
What state or phase of material are crystals?
What state or phase of material are crystals?
ChemistryGrade-8
Chemistry
Which of the following is a way that crystals can form in nature?
Which of the following is a way that crystals can form in nature?
ChemistryGrade-8
Chemistry
What is a crystal?
What is a crystal?
ChemistryGrade-8
Chemistry
Water can be a solid, liquid, and a gas.
Water can be a solid, liquid, and a gas.
ChemistryGrade-8
Chemistry
_________ is anything that has mass and takes up space.
_________ is anything that has mass and takes up space.
ChemistryGrade-8
Chemistry
Define a solid.
Define a solid.
ChemistryGrade-8
Chemistry
What state of matter is the air we breathe?
What state of matter is the air we breathe?
ChemistryGrade-8
Chemistry
What state of matter is an ice cube?
What state of matter is an ice cube?
ChemistryGrade-8
Chemistry
Particles of a liquid
Particles of a liquid
ChemistryGrade-8
Chemistry
Which of the following statements is true regarding the particle structure of liquids? Particles of a liquid are:
Which of the following statements is true regarding the particle structure of liquids? Particles of a liquid are:
ChemistryGrade-8
Chemistry
A gas typically consists of:
A gas typically consists of:
ChemistryGrade-8
Chemistry
Which is not true about the liquid state of matter?
Which is not true about the liquid state of matter?
ChemistryGrade-8
Chemistry
The amount of space something takes up is its
The amount of space something takes up is its
ChemistryGrade-8
