Define
compounds made of only two elements.
What are Binary Compounds?
Name the two parts of a chemical reaction.
What are reactants and products?
Phosphorus (P) forms a binary ionic compound with Sodium (Na). Name of this compound.
What is Sodium phosphate?
Which is an example of a synthesis reaction.
a. 4Mg + S ----> Ag4S
b. 3H2O -----> H2O + H4
What is A?
What time did Mrs. Yatsko sit down to grade last night?
What is 8:34 pm?
An amount of a substance that contains approximately 6.02 x 10^23 particles of the substance.
What is a mole?
The total amount of energy before and after a chemical reaction is the same. Thus, energy is
What is conserved?
Magnesium (Mg) and Chlorine (Cl) form a binary ionic compound with a 1:4 ratio of Magnesium ions to Chloride ions. Name formula for the compound Magnesium tetrachloride.
What is MgCl4?
Which of the following is an example of a double replacement reaction.
a. 2H2O2 ----> 2H2O + O2
b. FeCl2 + Na2CO3 ----> 2NaCl + FeCO3
What is b?
Remember in a double replacement reaction both anions trade places.
The name the my favorite duck.
Who is Bingo?
A chemical reaction that absorbs energy from its surroundings.
What is an endothermic reaction?
Hydrochloric acid (HCl) is added to sodium hydroxide. At the end of the reaction salt (NaCl) is dissolved in water. Name the products of this chemical reaction.
What is NaCl and H2O?
The prefix on the cation in carbon monoxide indicates
What is that it contains 1 oxygen atom?
Which of the following is an example of a single replacement reaction.
a. FeCl2 + Na2CO3 ----> 2NaCl + FeCO3
b. Zn + 2HCl ----> ZnCl2 + H2
What is b?
The number of siblings Mrs. Yatsko has.
What is 4?
A chemical reaction that releases energy to its surroundings.
What is an exothermic reaction?
Classify this reaction as either end thermic or exothermic.
2Cu + O2 ----> 2CuO + 315 kJ
What is exothermic?
Which of the following is an example of decomposition.
a.3H2O -----> H6 +O3
b.4Mg + S ----> Ag4S
What is A?
The number dogs are sitting on my couch at 9pm on Wednesday Jan 3, 2024.
What is three?
A covalently bonded group of atoms that has a positive or negative charge and acts as a unit.
What are polyatomic ions?
The number particles in 1 mole of any substance.
What is 6.02 x 1023 particles?
The number of vehicles currently in my driveway on Wednesday night.
What is 8?