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