Chemistry
Grade-6
Easy
Question
Elements are represented by symbols and molecules by …………….
- Equation.
- Reaction.
- Chemical formula
- Balanced equation.
Hint:
Two or more atoms combine to form molecules.
The correct answer is: Chemical formula
- The equation is the symbolic representation of a chemical reaction.
- The reaction is a chemical process that leads to chemical transformation.
- The chemical formula is the representation of the chemical proportions of an element.
- A balanced equation is an equation where a number of elements are equal on both sides of the reaction.
- Two or more atoms combine to form molecules, represented by a chemical formula.
Related Questions to study
Chemistry
What is the basic unit of matter?
What is the basic unit of matter?
ChemistryGrade-6
Chemistry
Any sample of matter has mass and takes up space. The main reason for this is because:
Any sample of matter has mass and takes up space. The main reason for this is because:
ChemistryGrade-6
Chemistry
The least intermolecular forces are found in:
The least intermolecular forces are found in:
ChemistryGrade-6
Chemistry
Which one of the following is not a general state of matter?
Which one of the following is not a general state of matter?
ChemistryGrade-6
Chemistry
Which of the following cannot be considered a form of matter?
Which of the following cannot be considered a form of matter?
ChemistryGrade-6
Chemistry
The temperature at which liquid converts to gas is called:
The temperature at which liquid converts to gas is called:
ChemistryGrade-6
Chemistry
Which one of the following has the highest melting point?
Which one of the following has the highest melting point?
ChemistryGrade-6
Chemistry
The melting point of mercury?
The melting point of mercury?
ChemistryGrade-6
Chemistry
The presence of impurities in a substance leads to lowering of the freezing point, this process is called:
The presence of impurities in a substance leads to lowering of the freezing point, this process is called:
ChemistryGrade-6
Chemistry
Adding solute to the liquid particles will _____________ the temperature.
Adding solute to the liquid particles will _____________ the temperature.
ChemistryGrade-6
Chemistry
When sugar is added, what effcts on the boiling and freezing of water is seen?
When sugar is added, what effcts on the boiling and freezing of water is seen?
ChemistryGrade-6
Chemistry
What happens when a solute is dissolved in water?
What happens when a solute is dissolved in water?
ChemistryGrade-6
Chemistry
Which one of the following has the maximum freezing point?
Which one of the following has the maximum freezing point?
ChemistryGrade-6
Chemistry
Which one is following has the minimum melting point?
Which one is following has the minimum melting point?
ChemistryGrade-6
Chemistry
Most __________ and ______________ solids melt over a variety of temperatures.
Most __________ and ______________ solids melt over a variety of temperatures.
ChemistryGrade-6
