A) It is composed of electrons and neutrons B) It is composed of protons only C) It is composed of protons and electrons D) It is composed of protons and neutrons
A) - B) + C) 0
A) have neutrons in their nuclei. B) have an equal number of charged and noncharged particles. C) have an equal number of neutrons and protons. D) have an equal number of electrons and protons.
A) cooking eggs B) breaking a pencil C) digesting food D) burning wood
A) Discovery Date B) Alphabetical Order C) Atomic Mass D) Atomic Number
A) Neutrons B) Valence Electrons C) Protons and Neutrons D) Protons
A) density B) shape C) pH D) color
A) eight neutrons in its nucleus. B) a total of eight protons and neutrons. C) a total of eight neutrons and electrons. D) eight protons in its nucleus.
A) protons plus the number of neutrons. B) neutrons. C) protons. D) protons plus the number of electrons.
A) They form negative ions with a -1 charge. B) They are usually gases. C) They are extremely nonreactive. D) They are located in the left-most column of the periodic table.
A) They are highly reactive with both metals and nonmetals. B) They form compounds with very bright colors. C) a basically nonreactive. D) They are extremely rare in nature.
A) have only 1 valence electron B) are all metals C) are nonreactive 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) number; mass B) location; ionization C) color; smell D) mass;number
A) 3 neutrons B) 6 neutrons C) 12 neutrons D) 8 neutrons
A) Noble Gases B) Alkali Metals C) Alkaline Earth D) Halogens
A) Halogens B) Alkaline Earth C) Noble Gases D) Akali
A) Alkali B) Noble Gases C) Halogens D) Alkaline Earth
A) Alkali B) Noble Gases C) Alkaline Earth D) Halogens
A) 5 B) 4 C) 2 D) 3
A) metals B) nonmetals C) metalloids
A) Ms. Watson B) Mosely C) Einstein D) Mendleev
A) According to atomic mass B) according to atomic number C) by date discovered D) alphabetically
A) Atomic Number-Atomic Mass B) Atomic Mass-Atomic Number C) Atomic Mass D) Atomic Number
A) Atomic Mass-Atomic Number B) Atomic Number C) Atomic Mass D) Atomic Number-Atomic mass
A) protons B) nucleus C) neutrons D) electrons
A) flammability B) pH C) reactivity D) color
A) crushing B) breaking C) adding dye D) burning
A) vary within the same element B) only can be seen in a few elements C) can only be observed by changing the substance D) can be observed with senses
A) cn only be observed by changing the substance B) can be observes with the senses C) vary within the same element D) only can be observed in a few elements
A) chemical B) physical
A) physical B) chemical
A) it will sink B) it will float C) not enough information
A) grams B) kilograms C) hours D) meters
A) both accurate and precise B) accurate C) precise D) nethier accurate or precise
A) 1,000 B) 1/1,000 C) 1/100 D) 100
A) constant B) control C) dependent D) independent
A) growth B) strawberries C) fertilizer D) length of study
A) control B) constant C) independent D) dependent
A) tongs B) stirring rod C) beaker D) graduated cylinder
A) 10 B) 16 C) 13 D) 0
A) 19 B) 17 C) 35 D) 18
A) 26 B) 12 C) 10 D) 14
A) 18 B) 2 C) 8 D) 10
A) 115 amu B) 57 amu C) 5.7 amu D) 0.57 amu
A) 3 B) 1 C) 2 D) 4
A) Thomson B) Dalton C) Bohr D) Rutherford
A) Chadwick B) Democritus C) Thomson D) Rutherford
A) Rutherford B) Shrodinger and Heisenburg C) Bohr D) Thomson
A) Dalton B) Bohr C) Rutherford D) Thomson
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) Bohr C) Chadwick D) Rutherford
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) larger mass B) positive charge C) smaller mass D) negative charge
A) electrons B) positrons C) protons D) neutrons
A) 1.33g/ml B) 3g/ml C) 0.33g/ml D) 72g/ml
A) 0.094g B) 10.7g C) 17.5g D) 24g |