PNE
I have no charge
WHAT IS A NEUTRON?
The ground state configuration of He
WHAT IS 1s2?
In metric conversions the ratio is
WHAT IS 1:1000?
The formula to determine density is
WHAT IS DENSITY = MASS/VOLUME?
The "criss-cross" or "lasso" methods are used with
WHAT ARE IONIC COMPOUNDS?
The charge of an element with more protons than electrons is considered
WHAT IS POSITIVELY CHARGED?
The following configuration 1s22s22p63s2
WHAT IS Mg?
Convert linear 2cm to cc
WHAT IS 8cc?
(2cm)3 = (2cm)(2cm)(2cm)
cm3 centimeters cubed
cc cubic centimeters
The density of 12g of a substance in 3mL of liquid
WHAT IS 4 g/mL?
D=M/V
D=(12g)/(3mL)
Name Al2O3
WHAT IS ALUMINUM OXIDE?
(IONIC COMPOUND)
My atomic number is 11 and my number of neutrons are 13, then my atomic mass number is
WHAT IS 24? (Na)
An element that may have gained electrons the charge is
WHAT IS NEGATIVE?
Using DA convert 15 L to mL
WHAT IS 15000 mL?
mL = (1000mL)/(1L) (15 L)/(1
D = 15 g/mL
M = ?
V = 11.5 mL
WHAT IS 172.5g?
M = DV
M = (15g/mL)(11.5mL)
Give the formula for Carbon dioxide
WHAT IS CO2?
This is determined by subtracting the number of protons from the mass
WHAT IS THE NUMBER OF NEUTRONS?
Isometric electron configuration is
WHAT IS AN ELEMENT THAT HAS THE SAME CONFIGURATION AS ANOTHER ELEMENT'S GROUND STATE CONFIGURATION?
Convert 250000 mcg to g
WHAT IS 0.25g?
g = (1g)/(1000mg)(1mg)/(1000mcg)(250000mcg)/1
The density of a substance with a mass of 4.78 g and a volume of 60 mL
WHAT IS 0.0797 g/mL?
D = ?
M = 4.78 g
V = 60 mL
D = 4.78g/60mL
The formula for Iodine tetrafluoride
WHAT IS IF4?
The three components of an atom, that under normal circumstances are equivalent
Configuration of Cl3-
WHAT IS 1s22s22p63s23p64s2 ?
5 lb converted to mg is
WHAT IS 2,272,727.27?
mg = (1000mg)/(1g)(1000g)/(1kg)(1kg)/(2.2lb)(5lb)/(1)
The density of a substance with a volume of 4 cm and a mass of 636 g
WHAT IS 9.9375 g/cm3?
D = ?
M = 636g
V = 4cm = (4cm)3 = (4cm)(4cm)(4cm) = 64cm3
D = (636g)/(64cm^3)
The name of Pb(NO3)4
WHAT IS LEAD(IV) NITRATE?