Advertisements
Advertisements
Question
Write ‘true’ or ‘false’ for the following statement.
Sand is an oxide of silicon.
Options
True
False
Solution
True
APPEARS IN
RELATED QUESTIONS
Give two uses of Antimony
Give two uses of Tungsten
Write ‘true’ or ‘false’ for the following statement.
Antimony is a metal.
A metalloid used to make glass :
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
Saline glucose is a solution of glucose and _______
The most ductile metal is _______.
Give the basic demarkation of the Modern Periodic Table into metals, metalloids and non-metals with special reference to halogens and noble gases.
Give a reason why the non-metals – halogens and noble gases are placed in separate groups of the periodic table with special reference to their difference in properties.
State what are metalloids.
Name the elements recognised as metalloids.
Compare the properties of metalloids with those of metals.
State a specific reason for using steel in automobiles.
State a specific reason for using gold in jewellery
State whether the statement given below is true or false. If false write the correct statement.
Silicon is an example of a metalloid.
Write down the properties of metalloids.
The element which possesses the character of both metals and non metals are called ______.
______ is used as semiconductor.
Write three properties of metalloids.