A) It is composed of protons only B) It is composed of protons and neutrons C) It is composed of electrons and neutrons D) It is composed of protons and electrons
A) 0 B) - C) +
A) have an equal number of electrons and protons. B) have neutrons in their nuclei. C) have an equal number of neutrons and protons. D) have an equal number of charged and noncharged particles.
A) breaking a pencil B) digesting food C) cooking eggs D) burning wood
A) Alphabetical Order B) Atomic Number C) Discovery Date D) Atomic Mass
A) Neutrons B) Valence Electrons C) Protons D) Protons and Neutrons
A) shape B) pH C) color D) density
A) a total of eight protons and neutrons. B) eight neutrons in its nucleus. C) a total of eight neutrons and electrons. D) eight protons in its nucleus.
A) protons plus the number of neutrons. B) protons plus the number of electrons. C) protons. D) neutrons.
A) They are located in the left-most column of the periodic table. B) They are usually gases. C) They are extremely nonreactive. D) They form negative ions with a -1 charge.
A) They are extremely rare in nature. B) a basically nonreactive. C) They form compounds with very bright colors. D) They are highly reactive with both metals and nonmetals.
A) are nonreactive B) have only 1 valence electron C) are all metals D) exist in all three states of matter in normal conditions
A) On the right side. B) In the middle column of the periodic table. C) On the left-most side. D) In the bottom rows.
A) color; smell B) location; ionization C) mass;number D) number; mass
A) 8 neutrons B) 3 neutrons C) 12 neutrons D) 6 neutrons
A) Halogens B) Noble Gases C) Alkaline Earth D) Alkali Metals
A) Noble Gases B) Alkaline Earth C) Halogens D) Akali
A) Alkali B) Alkaline Earth C) Halogens D) Noble Gases
A) Halogens B) Alkaline Earth C) Noble Gases D) Alkali
A) 5 B) 3 C) 2 D) 4
A) nonmetals B) metals C) metalloids
A) Mosely B) Einstein C) Mendleev D) Ms. Watson
A) alphabetically B) by date discovered C) according to atomic number D) According to atomic mass
A) Atomic Mass B) Atomic Number C) Atomic Mass-Atomic Number D) Atomic Number-Atomic Mass
A) Atomic Number-Atomic mass B) Atomic Mass C) Atomic Number D) Atomic Mass-Atomic Number
A) nucleus B) neutrons C) electrons D) protons
A) reactivity B) color C) flammability D) pH
A) adding dye B) burning C) breaking D) crushing
A) can be observed with senses B) only can be seen in a few elements C) can only be observed by changing the substance D) vary within the same element
A) only can be observed in a few elements B) cn only be observed by changing the substance C) can be observes with the senses D) vary within the same element
A) chemical B) physical
A) physical B) chemical
A) not enough information B) it will float C) it will sink
A) kilograms B) meters C) hours D) grams
A) accurate B) both accurate and precise C) nethier accurate or precise D) precise
A) 1/100 B) 1/1,000 C) 100 D) 1,000
A) constant B) control C) independent D) dependent
A) strawberries B) growth C) length of study D) fertilizer
A) independent B) constant C) dependent D) control
A) graduated cylinder B) tongs C) beaker D) stirring rod
A) 0 B) 13 C) 16 D) 10
A) 17 B) 19 C) 35 D) 18
A) 10 B) 26 C) 14 D) 12
A) 10 B) 2 C) 8 D) 18
A) 115 amu B) 0.57 amu C) 5.7 amu D) 57 amu
A) 4 B) 1 C) 2 D) 3
A) Thomson B) Rutherford C) Dalton D) Bohr
A) Thomson B) Chadwick C) Democritus D) Rutherford
A) Rutherford B) Shrodinger and Heisenburg C) Thomson D) Bohr
A) Thomson B) Bohr C) Dalton D) Rutherford
A) Atoms of the same element are exactly alike. B) All matter is made of atoms. C) Atoms combine to form compounds in simple whole number ratios.
A) Chadwick B) Bohr C) Dalton D) Rutherford
A) The mass of electrons is much smaller than the mass of protons and neutrons. B) Electron number never changes. C) Electrons are positively charged. D) The mass of protons and neutrons are much smaller than the mass of the electron.
A) larger mass B) positive charge C) negative charge D) smaller mass
A) protons B) positrons C) electrons D) neutrons
A) 3g/ml B) 1.33g/ml C) 72g/ml D) 0.33g/ml
A) 10.7g B) 17.5g C) 0.094g D) 24g |