Advertisements
Advertisements
प्रश्न
Complete the following statement.
The chemical change involving iron and hydrochloric acid illustrates a _________________ reaction.
Advertisements
उत्तर
The chemical change involving iron and hydrochloric acid illustrates a Displacement reaction.
APPEARS IN
संबंधित प्रश्न
State the type of reactions for the following represent and balance the ones that are not balanced.
CuO+H2→ Cu+ H2O
State the type of reactions for the following represent and balance the ones that are not balanced.
AgNO3 + NaCl → AgCl + NaNO3
Decomposition reactions can occur by heat.
Give two balanced reactions for each.
Complete the table given below.
| Heat on Copper Nitrate | Colour of acidic gas evolved |
State which of the substance given below evolve oxygen gas on thermal decomposition.
Trilead tetroxide
Give a balanced equation for a direct combination reaction involving:
Two elements – one of which is a neutral gas and the other a yellow non-metal
Give a balanced equation for a direct combination reaction involving:
Two elements – one of which is a neutral gas and the other a monovalent metal
Give a balanced equation for the following reaction of synthesis involving the formation of:
An alkali – from a basic oxide – sodium oxide
Give a reason why zinc displaces hydrogen from dilute sulphuric acid but copper does not.
Give a balanced equation for the following type of reaction:
A direct combination reaction between phosphorus and neutral gas.
