Metals and non metals Worksheet-1
Fill in the blanks:
Metal form ______ ions so they are known as _______ Elements.
______ is the most abundant metal in the earth crust.
The second most abundant metal in the earth crust is ______.
Metals _______ heat and electricity.
Non-metals ________ heat and electricity.
Non-metals form ______ ions by ______ electrons.
______ is the most abundant non-metal in the earth’s crust.
All the non-metals are soft except ______.
Non-metals do not conduct electricity except _______ .
_______ is the only non metal which forms electropositive ion.
Malleability and ductility are the important characteristics of _______ .
The cooking utensils or water boilers are made up of ____ .
Metals lose their shine due to the formation of layer of ________ on their surface.
Metals have high densities but ______ and _______ have low densities .
Non-metals have _____ surface. (Lustrous or dull)
A metal which can be cut with knife is__________.
Sodium and potassium are stored in _______ .
Magnesium carbonate turns litmus solution _______.
Zinc oxide reacts with sodium hydroxide forming _______.
Iron is _______ reactive than zinc.
do not conduct
Sodium, Potassium/ Potassium, Sodium.
Sodium Zincate /water