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