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CHLORIDES ACROSS PERIOD 3

A colorful and educational illustration showing Period 3 elements with their chlorides, chemical structures, and interactions with water, incorporating diagrams and visual chemistry concepts.

Chlorides Across Period 3 Quiz

Test your knowledge on the behavior of chlorides across Period 3 in the periodic table! This quiz delves into the chemistry of elements such as sodium, aluminum, and silicon, specifically focusing on their chlorides and reactions.

With challenging multiple-choice questions, you will explore topics such as oxidation states, hydration reactions, and properties of chlorides in solution.

11 Questions3 MinutesCreated by ReactiveAtom47

Name:

On hydration, [Al(H20)5]3+(aq) produce

H2 (g) and [Al(H20)4]2+ (aq)

H2(g) and [Al(H20)4]+(aq)

All of above

H+ and [Al(H20)5]2+

Oxidation nimber Si in SiCl4 is

Solution is turned acidic upon hydration of AlCl3,because

Al3+ ions are formed

Cl- are formed

H+ are formed

All of above

In S2Cl2, the oxidation is

+24

+1000

Consider the reaction: SiCl2(l) + 2H20(l) ------> SiO2 + HCl

Pink precipitate

White precipitate

Blue precipitate

Rainbow precipitate

An element of the third period (Na to S) is heated in chlorine. The product is purified and then added to water. The resulting solution is found, What is the element?

Sodium

Aluminium

Silicon

Phosphorus

Which statement correctly describes what happens when silicon tetrachloride is added to water?

The SiCl4 dissolves to give a neutral solution only

The SiCl4 reacts to give an acidic solution only

The SiCl4 reacts to give a precipitate and an acidic solution

The SiCl4 reacts to give a precipitate and a neutral solution

Why is the ionic radius of a chloride ion larger than the the ionic radius of a sodium ion?

A chloride ion has one more occupied electron

Chlorine has a higher proton number than sodium

Ionic radius increases regularly across the third period

Sodium is a metal, chlorine is a non-metal

Which chloride of a period 3 element dissolves in water to form a solution with a pH of 7 ?

Aluminium chloride

Phosphorus (V) chloride

Silicon (IV) chloride

Sodium chloride

The oxide and chloride of an element X are separately mixed with water. The two resulting solutions have the same effect on litmus. What is the element X ?

Sodium

Magnesium

Aluminium

Phosphorus

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