1
anion names usually end in what?
-ide
What travels faster: light or sound
light
Triatomic means
three atoms
Look at the formula SnCl₅. How many total atoms are present?
6
What gives flamingos their pink color?
pigments in the food they eat
a cation has a ______charge
positive
an anion has a _______ charge
negative
________ means two atoms
Diatomic
What metal is strongly attracted to magnets?
iron
How many atoms must a molecule contain?
2 or more
Which animal has fingerprints that can look surprisingly similar to human fingerprints?
koala
Gaining electrons produces a __________ ion.
How many oxygen atoms are in CO₂
2
Gaining two of these gives oxygen a 2− charge.
electrons
What does GPS stand for?
Global Positioning System
Molecular compounds are typically made of:
2 or more nonmetals
How is oxygen wrote as an element?
02
Which planet is the hottest in our solar system?
venus
What does a subscript in a chemical formula tell you?
A subscript tells how many atoms of an element are present.
A __________ is two or more atoms acting as a unit.
molecule
this is formed when atoms gain or lose electrons
ions
What animal cannot walk backward? ( hint: think australia)
kangaroo
Which of the following is a naturally occurring diatomic element?
A. Carbon
B. Sodium
C. Oxygen
D. Helium
c. oxygen
Which animal can sleep while swimming?
some dolphins
Which of the following is NOT one of the seven diatomic elements?
A. Hydrogen
B. Nitrogen
C. Oxygen
D. Carbon
d. carbon