EASY
Earn 100

Write the differences between metallic and ionic bonds.
Important Questions on Model

MEDIUM
Complete the blanks using appropriate word given in the box only.
Bronze | Magnesium | Carbon | Bell metal | Brass |
Copper | Sodium | Silver | Zinc | Mercury |
An alloy of copper used in electrical appliances is _____.



MEDIUM



HARD


EASY
Bronze | Magnesium | Carbon | Bell metal | Brass |
Copper | Sodium | Silver | Zinc | Mercury |



MEDIUM
Complete the blanks using appropriate word given in the box only.
Bronze | Magnesium | Carbon | Bell metal | Brass |
Copper | Sodium | Silver | Zinc | Mercury |
The metals zinc and tin is present in _____

HARD


EASY
Complete the blank using the appropriate word given in the box only.
Amalgam | Magnesium | Carbon | Bell metal | Lead |
Copper | Sodium | Silver | Zinc | Mercury |


EASY

EASY
Bronze | Magnesium | Carbon | Bell metal | Brass |
Copper | Sodium | Silver | Zinc | Mercury |

EASY
Chromium is mixed with iron to form stainless steel. An iron door knocker gets rusty, but a stainless steel glass never rusts. Thus, if chromium is added to iron, iron's capacity to undergo chemical reaction _____.
Word list: stronger, weight, decreases.

