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Thefinalgirl
Questions (3)
Why is Hydrogen (H) different from other elements in group 1 (alkali metals)?
(1 point) Responses [It is the most reactive
17 answers
265 views
What quality do all of the elements in group 18, the noble gases, share?(1 point)
Responses They all have a full outer valence
11 answers
130 views
A polymer called polycarbonate is used to make lenses for safety goggles. Scientists use safety goggles to protect their eyes
15 answers
123 views
Answers (21)
What type of bond is shown in carbon tetrafluoride where Carbon (C) and Fluorine (F) are non-metals? (1 point) Responses Covalent Bonds Covalent Bonds Metallic Bonds Metallic Bonds Bondo Bonds Bondo Bonds Ionic Bonds EXPLAIN.
What type of bonding occurs when electrons are shared (not given or taken)? (1 point) Responses Metallic Bonding Metallic Bonding Ionic Bonding Ionic Bonding Covalent Bonding Covalent Bonding This type of bond does not exist explain.
What type of bonding involves the transfer (give and take) of electrons? (1 point) Responses This type of bonding does not exist This type of bonding does not exist Metallic Bonding Metallic Bonding Ionic bonding Ionic bonding Covalent Bonding explain why
Explain, in your own words, why Noble Gases (the last family on the periodic table) are the happiest atoms? In other words, why are they the least reactive elements on the periodic table?
Cesium (Cs, Element 55) has LESS valence electrons than Sulfur (S, Element 16). However, Cesium (Cs) still is a higher energy level than Sulfur (S)? (1 point) Responses True True False AND EXPLAIN WHY YOUR RIGHT
Which element has two valence electrons? (1 point) Responses Calcium (Ca), Element 20 Calcium (Ca), Element 20 Fluorine (F), Element 9 Fluorine (F), Element 9 Carbon (C), Element 6 Carbon (C), Element 6 Sulfur (S), Element 16
Which two statements about metals and non-metals are correct? (2 points) Responses Non-metals can be hammered into thin sheets Non-metals can be hammered into thin sheets Metals burn orange Metals burn orange Non-metals are brittle Non-metals are brittle
explain why your right
thats not correct
a simulation at the nuclear level has nuclei with 20 protons and 100 neutrons. Alpha particles can get very close to the nuclei. When the nuclei have 100 protons and 20 neutrons, the alpha particles cannot get as close to the nuclei. The nucleus is the
The region around a nucleus in which electrons are likely to be found is called the?
explain why your right
explain why are you right
you were right bot! thank you.
Glass is made of silica, a polymer made of silicon and oxygen. Based on this information, what conclusions can be drawn about the properties of silica? (1 point) Responses Silica consists of covalently bonded atoms because silicon and oxygen are both
A substance is made of positive and negative ions that are strongly attracted to each other. Which type of material is this, and what type of bonds are present? (1 point) Responses an ionic material with metal-metal bonds an ionic material with metal-metal
Why does adding elements such as carbon to flexible metals make the material stronger? (1 point) Responses The added atoms can form covalent bonds with each other, which prevents the metal atoms from sliding back and forth easily. The added atoms can form
explain why ur right
Which describes a material that can conduct electricity? (1 point) Responses metal atoms covalently bonded to other metal atoms metal atoms covalently bonded to other metal atoms metal ions attracted to free-flowing electrons metal ions attracted to
explain why your correct
TYSMMMMM STRANGER THINGS IS RIGHT!
