WorksheetsKnowledge test
Total questions: 41
Worksheet time: 21mins
What are the 3 State of Matters?
Solid,Liquid,Gas
Water,Air,fire
House, Nature, Etc
None of the above
Which city is known as lost city ?
Machu Picchu
Atlantis
Athens
London
Who was Harry Potter's Dad ?
Tom Potter
James Potter
Ben Potter
Dominic Potter
Changes,in which new substance with different properties are formed are called:
Physical changes
Chemical changes
Irreversible changes
Reversible changes
When was J.K. Rowling and Harry Potter Birthday ?
May 31
January 31
July 31
December 31
November 31
Temperature is measured in
Calories
Joule
Celsius
All of these
Which app is world's most downloaded @2021 ?
Youtube
Garena Free Fire
In a polar covalent bond, electrons are shared _________________.
between two metals
equally
unequally
between a metal and a non metal
A covalent bond usually forms between ________________.
two non metals
either metals or non metals
a metal and a non metal
two metals
Which molecule contains bonds of Greater polarity?
OF2
H2O
In which country is world's largest mountain situated?
India
Bhutan
Nepal
China
Who is worlds most paid actor ?
Tom Holland
Chris Evans
Chris Hemsworth
Dwayne Johnson
What's the capital of Nepal ?
Pokhara
Kathmandu
Annapurna
Janakpur
Guess the logo?
Jaguar
Puma
Fox
Leopard
A diatomic molecule like O2 is always _____________because electrons are shared _____________.
non polar; equally
polar; unequally
non polar; unequally
polar; equally
Using your electronegativity handout and the types of atoms involved predict. What type of bond would form between F and Cl?
Non polar Covalent
Polar Covalent
Ionic
Metallic
What is the pourpose of a hydrometer
To measure liquids
An instrument used for measuring the relative density of liquids based on the concept of buoyancy.
Water heater
A hydrometer is an instrument used for measuring the ammoun of liquid in the air in a moment of time.
What two kinds of particles make up the nucleus?
protons and electrons
neutrons and electrons
protons and neutrons
In America today, you will rarely find anyone with xenophilia.
In physical health
Prusuing their dreams
Intrest in foreigners
no pets
What sorts of signals does the brain use to communicate sensations, thoughts and actions?
Nurogical sensors
Brain waves
electrical and chemical signals
Neurons
The most electronegative atom in the Periodic table is _______________.
Flourine
Francium
Neon
Hydrogen
When you are asked to find bond polarity, you should compare electronegativity values of each bonding atom to the central atom.
TRUE
FALSE
Which of the following formulas represents a polar molecules?
CO2
CCl4
H2
H2O
In covalent bonds, electrons are ___________________
shared
gained
transferred
lost
Use your knowledge and electronegativity sheet to predict what type of bond would form between calcium and bromide?
Non polar Covalent
Polar Covalent
Ionic
Metallic
What causes a partial charge on a molecule?
an electronegativity difference between 0.4 and 1.8
the shape of the molecule
unequal sharing of electrons
all of the above
Which of these substances need to be transported within a body
Food
Oxygen and waste meterials
Water and minerals
All of these
In, Harry Potter who is Harry's best friend?
Hermoine
The twins
Ron
The electronegativity difference in the bonds of CH4 is:
0.4
-0.4
1.7
5.9
Use your knowledge and electronegativity sheet to predict what type of bond would form between phosphorus and flourine
Ionic
Polar Covalent
Non polar Covalent
Metallic
Electronegativity is a measurement of the ability of a nucleus to_____________.
attract bonding electrons
attract other nuclei
attract electrons in the non valence energy
Which of the these fibres is used to make camel wool
The coarse undercoat
The coarse beard hair
The soft undercoat
None of these
The electronegativity difference in the bonded CCl4 (Carbon Tetrachloride) is:
0.5
0.4
5.5
9.5
A real image can be obtained with
Plain mirror
Concave mirror
Convex mirror
A or B
What was the first feature-length animated movie ever released?
Mickey Mouse
Snow White and the seven Dwarfs
frozen
Tom and Jerry
Which mountain is India's largest ?
M. Godwin Austin
M. Everest
Kanjunjunga
K2
