Effect of Water on Oxides and Hydroxides of Period 3 Elements

IMPORTANT

Effect of Water on Oxides and Hydroxides of Period 3 Elements: Overview

This topic covers concepts, such as, Amphoteric Oxides, Reaction of Aluminium Oxide with Hydrochloric Acid, Reaction of Magnesium with Hot Water & Reaction of Phosphorus Oxide with Water etc.

Important Questions on Effect of Water on Oxides and Hydroxides of Period 3 Elements

MEDIUM
IMPORTANT

The decreasing values of bond angles from   NH 3 ( 106° ) to   SbH 3 ( 101° ) down group-15 of the periodic table is due to –

 

EASY
IMPORTANT

Give the reaction of magnesium with boiling water or steam.

EASY
IMPORTANT

Write the chemical equation for the reaction of sodium oxide with water

EASY
IMPORTANT

Write the chemical equation for the reaction of aluminium oxide with hydrochloric acid

MEDIUM
IMPORTANT

Which of the following compounds will be formed when phosphorous oxide reacts with water?

MEDIUM
IMPORTANT

Give the reaction of Phosphorus oxide with water.

EASY
IMPORTANT

When a flower bleached by _____ is brought in contact with air and light the colour of the flower is restored.(sulphur dioxide/carbon dioxide)

MEDIUM
IMPORTANT

Which of the following is not amphoteric?

MEDIUM
IMPORTANT

Amongst the following, the most basic oxides are

HARD
IMPORTANT

Which of the following forms the most stable gaseous negative ion?

EASY
IMPORTANT

What happens when SO2 is passed through water?
 

MEDIUM
IMPORTANT

Which of the following is not amphoteric?

MEDIUM
IMPORTANT

A gas that can not be collected over water is

MEDIUM
IMPORTANT

Name the acid formed when sulphur dioxide dissolves in water.

HARD
IMPORTANT

When SO2 is passed through acidified K2Cr2O7

EASY
IMPORTANT

Name the most electronegative element.

EASY
IMPORTANT

Name the most electronegative element. (Chlorine/ Fluorine)

EASY
IMPORTANT

Which of the following pair is amphoteric oxides?

EASY
IMPORTANT

Incorrect statement about the element, If the element has atomic mass 40 and electronic configuration is 2, 8, 8, 2.

EASY
IMPORTANT

 SO2 bleaches substances due to