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