Period 3 Elements: Atomic and Physical Properties

Beschreibung

Quiz for Chapter 1, textbook for Chemistry FSc Part 2
haaniaaamir13
Quiz von haaniaaamir13, aktualisiert more than 1 year ago
haaniaaamir13
Erstellt von haaniaaamir13 vor mehr als 8 Jahre
85
1

Zusammenfassung der Ressource

Frage 1

Frage
Which of the two elements Mg and Al has a more stable structure?
Antworten
  • Mg
  • Al
  • Both have stable structure

Frage 2

Frage
As we go from left to right in a period, the atomic radius
Antworten
  • Increases
  • Decreases
  • Does not change

Frage 3

Frage
According to the Pauling scale, the most electronegative element is
Antworten
  • Francium
  • Cesium
  • Fluorine

Frage 4

Frage
Electronegativity is defined as
Antworten
  • A measure of the charge on the electrons surrounding the nucleus in an atom.
  • A measure of the tendency of an atom to attract a bonding pair of electrons.
  • A measure of the tendency of an atom to attract an electron towards itself.

Frage 5

Frage
In going from left to right in a period, the electronegativity values
Antworten
  • Decrease
  • Increase
  • Increase and then decrease

Frage 6

Frage
The electronegativity value of Argon is
Antworten
  • 0.7
  • 3
  • No value

Frage 7

Frage
The structures of elements, as you go from left to right in a period, change as follows
Antworten
  • Na, Mg and Al have metallic structures. Si has giant covalent structure. P, S, Cl, Ar are simple molecules.
  • Na, Mg and Al are simple molecules. Si has metallic structure. P, S, Cl, Ar have a covalent structure.
  • All elements have same structure.

Frage 8

Frage
The electrical conductivity in period 3, as you move from left to right in the period
Antworten
  • Increases
  • Decreases
  • Remains constant

Frage 9

Frage
The forces of attraction between the molecules of Phosphorous, Sulphur, Chlorine and Argon are
Antworten
  • Van der Waal attractions
  • Ionic bonds
  • Covalent bonds

Frage 10

Frage
The melting and boiling points of Phosphorous, Sulphur, Chlorine and Argon as compared to ones of previous elements in the period are
Antworten
  • Lower
  • Higher
  • Equal
Zusammenfassung anzeigen Zusammenfassung ausblenden

ähnlicher Inhalt

Ionic Bondic Flashcards.
anjumn10
Chemistry General Quiz - 2
lauren_johncock
Chemistry Quiz General -3
lauren_johncock
AS Chemistry - Enthalpy Changes
Sarah H-V
The Periodic Table
asramanathan
Acids, Bases and Salts
asramanathan
Acids and Bases
Sarah Egan
Using GoConqr to study science
Sarah Egan
Electrolysis
lisawinkler10
Acids and Bases
silviaod119
Elements, Compounds and Mixtures
silviaod119