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