Advertisements
Advertisements
प्रश्न
Write the names of elements from the following symbol:
Cu
Advertisements
उत्तर
Cu- Copper
संबंधित प्रश्न
Give one example for the following types of mixtures :
solid-liquid heterogenous mixture.
Give two examples of Metals.
Give two examples of Metalloids.
Give one use of the following substance:
Iron
Give reason: Graphite is used to make a lead of the pencils.
Indicate whether the following statement is true or false:
Noble gases are high reactive
Tick (√) the correct alternative from the choice given for the following statement
The hardest naturally occurring substance
Complete the statement with the correct words.
_______ are chemicals which are hydroxide (or oxides) of ______ eg. sodium hydroxide.
Differentiate between homogenous & heterogeneous mixtures.
Classify the following as metals, non-metals and metalloids.
Sodium, Bismuth, Silver, Nitrogen, Silicon, Carbon, Chlorine, Iron, Copper
